Home / 1,029,392.88-1,544,295.48-355,498.80

Finding the Fourth Proportional to 1,029,392.88, 1,544,295.48 and 355,498.80

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Solution

The fourth proportional to 1,029,392.88, 1,544,295.48 and 355,498.80 is: 533,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,392.88 : 1,544,295.48 = 355,498.80 : x
  2. Step 2: Convert to fraction form
    1,029,392.88/1,544,295.48 = 355,498.80/x
  3. Step 3: Cross multiply
    1,029,392.88x = 1,544,295.48 × 355,498.80
  4. Step 4: Simplify right side
    1,029,392.88x = 548,995,189,985.42
  5. Step 5: Solve for x
    x = 548,995,189,985.42/1,029,392.88
  6. Step 6: Final answer
    x = 533,319.40

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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.