Home / 732,671.60-1,099,007.40-412,494.80

Finding the Fourth Proportional to 732,671.60, 1,099,007.40 and 412,494.80

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Solution

The fourth proportional to 732,671.60, 1,099,007.40 and 412,494.80 is: 618,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,671.60 : 1,099,007.40 = 412,494.80 : x
  2. Step 2: Convert to fraction form
    732,671.60/1,099,007.40 = 412,494.80/x
  3. Step 3: Cross multiply
    732,671.60x = 1,099,007.40 × 412,494.80
  4. Step 4: Simplify right side
    732,671.60x = 453,334,837,661.52
  5. Step 5: Solve for x
    x = 453,334,837,661.52/732,671.60
  6. Step 6: Final answer
    x = 618,742.20

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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.