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Finding the Fourth Proportional to 506,748.35, 760,422.02 and 187,124.07

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Solution

The fourth proportional to 506,748.35, 760,422.02 and 187,124.07 is: 280,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,748.35 : 760,422.02 = 187,124.07 : x
  2. Step 2: Convert to fraction form
    506,748.35/760,422.02 = 187,124.07/x
  3. Step 3: Cross multiply
    506,748.35x = 760,422.02 × 187,124.07
  4. Step 4: Simplify right side
    506,748.35x = 142,293,262,364.40
  5. Step 5: Solve for x
    x = 142,293,262,364.40/506,748.35
  6. Step 6: Final answer
    x = 280,796.70

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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.