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Finding the Fourth Proportional to 566,280.28, 849,428.52 and 145,556.56

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Solution

The fourth proportional to 566,280.28, 849,428.52 and 145,556.56 is: 218,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,280.28 : 849,428.52 = 145,556.56 : x
  2. Step 2: Convert to fraction form
    566,280.28/849,428.52 = 145,556.56/x
  3. Step 3: Cross multiply
    566,280.28x = 849,428.52 × 145,556.56
  4. Step 4: Simplify right side
    566,280.28x = 123,639,893,337.09
  5. Step 5: Solve for x
    x = 123,639,893,337.09/566,280.28
  6. Step 6: Final answer
    x = 218,336.92

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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.