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Finding the Fourth Proportional to 304,726.86, 457,210.58 and 94,381.20

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Solution

The fourth proportional to 304,726.86, 457,210.58 and 94,381.20 is: 141,609.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,726.86 : 457,210.58 = 94,381.20 : x
  2. Step 2: Convert to fraction form
    304,726.86/457,210.58 = 94,381.20/x
  3. Step 3: Cross multiply
    304,726.86x = 457,210.58 × 94,381.20
  4. Step 4: Simplify right side
    304,726.86x = 43,152,082,721.19
  5. Step 5: Solve for x
    x = 43,152,082,721.19/304,726.86
  6. Step 6: Final answer
    x = 141,609.06

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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.