Home / 865,353.32-1,298,494.72-360,262.94

Finding the Fourth Proportional to 865,353.32, 1,298,494.72 and 360,262.94

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Solution

The fourth proportional to 865,353.32, 1,298,494.72 and 360,262.94 is: 540,587.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,353.32 : 1,298,494.72 = 360,262.94 : x
  2. Step 2: Convert to fraction form
    865,353.32/1,298,494.72 = 360,262.94/x
  3. Step 3: Cross multiply
    865,353.32x = 1,298,494.72 × 360,262.94
  4. Step 4: Simplify right side
    865,353.32x = 467,799,527,676.80
  5. Step 5: Solve for x
    x = 467,799,527,676.80/865,353.32
  6. Step 6: Final answer
    x = 540,587.89

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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.