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Finding the Fourth Proportional to 602,273.52, 903,479.40 and 202,777.20

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Solution

The fourth proportional to 602,273.52, 903,479.40 and 202,777.20 is: 304,189.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,273.52 : 903,479.40 = 202,777.20 : x
  2. Step 2: Convert to fraction form
    602,273.52/903,479.40 = 202,777.20/x
  3. Step 3: Cross multiply
    602,273.52x = 903,479.40 × 202,777.20
  4. Step 4: Simplify right side
    602,273.52x = 183,205,022,989.68
  5. Step 5: Solve for x
    x = 183,205,022,989.68/602,273.52
  6. Step 6: Final answer
    x = 304,189.07

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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.