Home / 912,594.60-1,369,125.18-351,478.44

Finding the Fourth Proportional to 912,594.60, 1,369,125.18 and 351,478.44

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Solution

The fourth proportional to 912,594.60, 1,369,125.18 and 351,478.44 is: 527,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,594.60 : 1,369,125.18 = 351,478.44 : x
  2. Step 2: Convert to fraction form
    912,594.60/1,369,125.18 = 351,478.44/x
  3. Step 3: Cross multiply
    912,594.60x = 1,369,125.18 × 351,478.44
  4. Step 4: Simplify right side
    912,594.60x = 481,217,982,431.12
  5. Step 5: Solve for x
    x = 481,217,982,431.12/912,594.60
  6. Step 6: Final answer
    x = 527,307.51

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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.