Home / 1,300,323.16-1,950,484.74-353,698.84

Finding the Fourth Proportional to 1,300,323.16, 1,950,484.74 and 353,698.84

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Solution

The fourth proportional to 1,300,323.16, 1,950,484.74 and 353,698.84 is: 530,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,323.16 : 1,950,484.74 = 353,698.84 : x
  2. Step 2: Convert to fraction form
    1,300,323.16/1,950,484.74 = 353,698.84/x
  3. Step 3: Cross multiply
    1,300,323.16x = 1,950,484.74 × 353,698.84
  4. Step 4: Simplify right side
    1,300,323.16x = 689,884,189,975.70
  5. Step 5: Solve for x
    x = 689,884,189,975.70/1,300,323.16
  6. Step 6: Final answer
    x = 530,548.26

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.