Home / 571,613.50-788,769.77-329,973.92

Finding the Fourth Proportional to 571,613.50, 788,769.77 and 329,973.92

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Solution

The fourth proportional to 571,613.50, 788,769.77 and 329,973.92 is: 455,331.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,613.50 : 788,769.77 = 329,973.92 : x
  2. Step 2: Convert to fraction form
    571,613.50/788,769.77 = 329,973.92/x
  3. Step 3: Cross multiply
    571,613.50x = 788,769.77 × 329,973.92
  4. Step 4: Simplify right side
    571,613.50x = 260,273,452,984.40
  5. Step 5: Solve for x
    x = 260,273,452,984.40/571,613.50
  6. Step 6: Final answer
    x = 455,331.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.