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Finding the Fourth Proportional to 541,726.56, 747,707.08 and 360,446.14

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Solution

The fourth proportional to 541,726.56, 747,707.08 and 360,446.14 is: 497,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,726.56 : 747,707.08 = 360,446.14 : x
  2. Step 2: Convert to fraction form
    541,726.56/747,707.08 = 360,446.14/x
  3. Step 3: Cross multiply
    541,726.56x = 747,707.08 × 360,446.14
  4. Step 4: Simplify right side
    541,726.56x = 269,508,130,836.67
  5. Step 5: Solve for x
    x = 269,508,130,836.67/541,726.56
  6. Step 6: Final answer
    x = 497,498.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.