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Finding the Fourth Proportional to 508,002.77, 761,470.77 and 170,926.40

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Solution

The fourth proportional to 508,002.77, 761,470.77 and 170,926.40 is: 256,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,002.77 : 761,470.77 = 170,926.40 : x
  2. Step 2: Convert to fraction form
    508,002.77/761,470.77 = 170,926.40/x
  3. Step 3: Cross multiply
    508,002.77x = 761,470.77 × 170,926.40
  4. Step 4: Simplify right side
    508,002.77x = 130,155,459,965.98
  5. Step 5: Solve for x
    x = 130,155,459,965.98/508,002.77
  6. Step 6: Final answer
    x = 256,210.14

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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.