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Finding the Fourth Proportional to 614,294.14, 847,436.07 and 359,487.58

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Solution

The fourth proportional to 614,294.14, 847,436.07 and 359,487.58 is: 495,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,294.14 : 847,436.07 = 359,487.58 : x
  2. Step 2: Convert to fraction form
    614,294.14/847,436.07 = 359,487.58/x
  3. Step 3: Cross multiply
    614,294.14x = 847,436.07 × 359,487.58
  4. Step 4: Simplify right side
    614,294.14x = 304,642,742,009.01
  5. Step 5: Solve for x
    x = 304,642,742,009.01/614,294.14
  6. Step 6: Final answer
    x = 495,923.24

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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.