Home / 478,257.04-717,377.88-162,933.52

Finding the Fourth Proportional to 478,257.04, 717,377.88 and 162,933.52

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Solution

The fourth proportional to 478,257.04, 717,377.88 and 162,933.52 is: 244,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,257.04 : 717,377.88 = 162,933.52 : x
  2. Step 2: Convert to fraction form
    478,257.04/717,377.88 = 162,933.52/x
  3. Step 3: Cross multiply
    478,257.04x = 717,377.88 × 162,933.52
  4. Step 4: Simplify right side
    478,257.04x = 116,884,903,158.54
  5. Step 5: Solve for x
    x = 116,884,903,158.54/478,257.04
  6. Step 6: Final answer
    x = 244,397.66

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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.