Home / 838,291.91-1,257,527.40-358,569.34

Finding the Fourth Proportional to 838,291.91, 1,257,527.40 and 358,569.34

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Solution

The fourth proportional to 838,291.91, 1,257,527.40 and 358,569.34 is: 537,892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,291.91 : 1,257,527.40 = 358,569.34 : x
  2. Step 2: Convert to fraction form
    838,291.91/1,257,527.40 = 358,569.34/x
  3. Step 3: Cross multiply
    838,291.91x = 1,257,527.40 × 358,569.34
  4. Step 4: Simplify right side
    838,291.91x = 450,910,765,361.46
  5. Step 5: Solve for x
    x = 450,910,765,361.46/838,291.91
  6. Step 6: Final answer
    x = 537,892.31

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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.