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Finding the Fourth Proportional to 602,998.40, 904,235.16 and 303,291.92

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Solution

The fourth proportional to 602,998.40, 904,235.16 and 303,291.92 is: 454,805.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,998.40 : 904,235.16 = 303,291.92 : x
  2. Step 2: Convert to fraction form
    602,998.40/904,235.16 = 303,291.92/x
  3. Step 3: Cross multiply
    602,998.40x = 904,235.16 × 303,291.92
  4. Step 4: Simplify right side
    602,998.40x = 274,247,217,807.91
  5. Step 5: Solve for x
    x = 274,247,217,807.91/602,998.40
  6. Step 6: Final answer
    x = 454,805.88

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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.