Home / 433,045.17-649,526.00-133,445.30

Finding the Fourth Proportional to 433,045.17, 649,526.00 and 133,445.30

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Solution

The fourth proportional to 433,045.17, 649,526.00 and 133,445.30 is: 200,155.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,045.17 : 649,526.00 = 133,445.30 : x
  2. Step 2: Convert to fraction form
    433,045.17/649,526.00 = 133,445.30/x
  3. Step 3: Cross multiply
    433,045.17x = 649,526.00 × 133,445.30
  4. Step 4: Simplify right side
    433,045.17x = 86,676,188,012.94
  5. Step 5: Solve for x
    x = 86,676,188,012.94/433,045.17
  6. Step 6: Final answer
    x = 200,155.07

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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.