Home / 351,598.10-527,411.72-102,280.10

Finding the Fourth Proportional to 351,598.10, 527,411.72 and 102,280.10

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Solution

The fourth proportional to 351,598.10, 527,411.72 and 102,280.10 is: 153,424.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,598.10 : 527,411.72 = 102,280.10 : x
  2. Step 2: Convert to fraction form
    351,598.10/527,411.72 = 102,280.10/x
  3. Step 3: Cross multiply
    351,598.10x = 527,411.72 × 102,280.10
  4. Step 4: Simplify right side
    351,598.10x = 53,943,723,462.77
  5. Step 5: Solve for x
    x = 53,943,723,462.77/351,598.10
  6. Step 6: Final answer
    x = 153,424.39

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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.