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Finding the Fourth Proportional to 571,350.24, 788,380.56 and 316,701.36

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Solution

The fourth proportional to 571,350.24, 788,380.56 and 316,701.36 is: 437,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,350.24 : 788,380.56 = 316,701.36 : x
  2. Step 2: Convert to fraction form
    571,350.24/788,380.56 = 316,701.36/x
  3. Step 3: Cross multiply
    571,350.24x = 788,380.56 × 316,701.36
  4. Step 4: Simplify right side
    571,350.24x = 249,681,195,549.56
  5. Step 5: Solve for x
    x = 249,681,195,549.56/571,350.24
  6. Step 6: Final answer
    x = 437,002.00

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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.