Home / 730,829.16-1,096,332.84-309,962.88

Finding the Fourth Proportional to 730,829.16, 1,096,332.84 and 309,962.88

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Solution

The fourth proportional to 730,829.16, 1,096,332.84 and 309,962.88 is: 464,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,829.16 : 1,096,332.84 = 309,962.88 : x
  2. Step 2: Convert to fraction form
    730,829.16/1,096,332.84 = 309,962.88/x
  3. Step 3: Cross multiply
    730,829.16x = 1,096,332.84 × 309,962.88
  4. Step 4: Simplify right side
    730,829.16x = 339,822,484,524.98
  5. Step 5: Solve for x
    x = 339,822,484,524.98/730,829.16
  6. Step 6: Final answer
    x = 464,982.11

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1.5x scale

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.