Home / 732,829.70-1,099,244.55-312,148.10

Finding the Fourth Proportional to 732,829.70, 1,099,244.55 and 312,148.10

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Solution

The fourth proportional to 732,829.70, 1,099,244.55 and 312,148.10 is: 468,222.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,829.70 : 1,099,244.55 = 312,148.10 : x
  2. Step 2: Convert to fraction form
    732,829.70/1,099,244.55 = 312,148.10/x
  3. Step 3: Cross multiply
    732,829.70x = 1,099,244.55 × 312,148.10
  4. Step 4: Simplify right side
    732,829.70x = 343,127,097,717.86
  5. Step 5: Solve for x
    x = 343,127,097,717.86/732,829.70
  6. Step 6: Final answer
    x = 468,222.15

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Similar ratio
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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.