Home / 319,002.32-478,052.10-176,910.09

Finding the Fourth Proportional to 319,002.32, 478,052.10 and 176,910.09

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Solution

The fourth proportional to 319,002.32, 478,052.10 and 176,910.09 is: 265,114.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,002.32 : 478,052.10 = 176,910.09 : x
  2. Step 2: Convert to fraction form
    319,002.32/478,052.10 = 176,910.09/x
  3. Step 3: Cross multiply
    319,002.32x = 478,052.10 × 176,910.09
  4. Step 4: Simplify right side
    319,002.32x = 84,572,240,035.69
  5. Step 5: Solve for x
    x = 84,572,240,035.69/319,002.32
  6. Step 6: Final answer
    x = 265,114.82

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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.