Home / 725,384.35-1,088,294.01-292,879.18

Finding the Fourth Proportional to 725,384.35, 1,088,294.01 and 292,879.18

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Solution

The fourth proportional to 725,384.35, 1,088,294.01 and 292,879.18 is: 439,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,384.35 : 1,088,294.01 = 292,879.18 : x
  2. Step 2: Convert to fraction form
    725,384.35/1,088,294.01 = 292,879.18/x
  3. Step 3: Cross multiply
    725,384.35x = 1,088,294.01 × 292,879.18
  4. Step 4: Simplify right side
    725,384.35x = 318,738,657,247.71
  5. Step 5: Solve for x
    x = 318,738,657,247.71/725,384.35
  6. Step 6: Final answer
    x = 439,406.58

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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.