Home / 835,319.64-1,252,698.65-302,729.16

Finding the Fourth Proportional to 835,319.64, 1,252,698.65 and 302,729.16

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Solution

The fourth proportional to 835,319.64, 1,252,698.65 and 302,729.16 is: 453,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,319.64 : 1,252,698.65 = 302,729.16 : x
  2. Step 2: Convert to fraction form
    835,319.64/1,252,698.65 = 302,729.16/x
  3. Step 3: Cross multiply
    835,319.64x = 1,252,698.65 × 302,729.16
  4. Step 4: Simplify right side
    835,319.64x = 379,228,408,533.99
  5. Step 5: Solve for x
    x = 379,228,408,533.99/835,319.64
  6. Step 6: Final answer
    x = 453,991.97

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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.