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Finding the Fourth Proportional to 556,224.80, 834,337.20 and 546,383.30

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Solution

The fourth proportional to 556,224.80, 834,337.20 and 546,383.30 is: 819,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,224.80 : 834,337.20 = 546,383.30 : x
  2. Step 2: Convert to fraction form
    556,224.80/834,337.20 = 546,383.30/x
  3. Step 3: Cross multiply
    556,224.80x = 834,337.20 × 546,383.30
  4. Step 4: Simplify right side
    556,224.80x = 455,867,912,648.76
  5. Step 5: Solve for x
    x = 455,867,912,648.76/556,224.80
  6. Step 6: Final answer
    x = 819,574.95

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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.