Home / 784,083.62-1,176,649.76-334,909.46

Finding the Fourth Proportional to 784,083.62, 1,176,649.76 and 334,909.46

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Solution

The fourth proportional to 784,083.62, 1,176,649.76 and 334,909.46 is: 502,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,083.62 : 1,176,649.76 = 334,909.46 : x
  2. Step 2: Convert to fraction form
    784,083.62/1,176,649.76 = 334,909.46/x
  3. Step 3: Cross multiply
    784,083.62x = 1,176,649.76 × 334,909.46
  4. Step 4: Simplify right side
    784,083.62x = 394,071,130,684.75
  5. Step 5: Solve for x
    x = 394,071,130,684.75/784,083.62
  6. Step 6: Final answer
    x = 502,588.15

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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.