Home / 649,926.72-896,882.08-359,530.74

Finding the Fourth Proportional to 649,926.72, 896,882.08 and 359,530.74

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Solution

The fourth proportional to 649,926.72, 896,882.08 and 359,530.74 is: 496,143.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,926.72 : 896,882.08 = 359,530.74 : x
  2. Step 2: Convert to fraction form
    649,926.72/896,882.08 = 359,530.74/x
  3. Step 3: Cross multiply
    649,926.72x = 896,882.08 × 359,530.74
  4. Step 4: Simplify right side
    649,926.72x = 322,456,677,915.14
  5. Step 5: Solve for x
    x = 322,456,677,915.14/649,926.72
  6. Step 6: Final answer
    x = 496,143.13

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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.