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Finding the Fourth Proportional to 472,006.70, 708,010.06 and 304,045.10

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Solution

The fourth proportional to 472,006.70, 708,010.06 and 304,045.10 is: 456,067.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,006.70 : 708,010.06 = 304,045.10 : x
  2. Step 2: Convert to fraction form
    472,006.70/708,010.06 = 304,045.10/x
  3. Step 3: Cross multiply
    472,006.70x = 708,010.06 × 304,045.10
  4. Step 4: Simplify right side
    472,006.70x = 215,266,989,493.71
  5. Step 5: Solve for x
    x = 215,266,989,493.71/472,006.70
  6. Step 6: Final answer
    x = 456,067.66

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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.