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Finding the Fourth Proportional to 444,604.10, 613,386.18 and 291,726.68

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Solution

The fourth proportional to 444,604.10, 613,386.18 and 291,726.68 is: 402,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,604.10 : 613,386.18 = 291,726.68 : x
  2. Step 2: Convert to fraction form
    444,604.10/613,386.18 = 291,726.68/x
  3. Step 3: Cross multiply
    444,604.10x = 613,386.18 × 291,726.68
  4. Step 4: Simplify right side
    444,604.10x = 178,941,113,849.28
  5. Step 5: Solve for x
    x = 178,941,113,849.28/444,604.10
  6. Step 6: Final answer
    x = 402,472.93

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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.