Home / 485,154.30-727,731.45-367,056.30

Finding the Fourth Proportional to 485,154.30, 727,731.45 and 367,056.30

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Solution

The fourth proportional to 485,154.30, 727,731.45 and 367,056.30 is: 550,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,154.30 : 727,731.45 = 367,056.30 : x
  2. Step 2: Convert to fraction form
    485,154.30/727,731.45 = 367,056.30/x
  3. Step 3: Cross multiply
    485,154.30x = 727,731.45 × 367,056.30
  4. Step 4: Simplify right side
    485,154.30x = 267,118,413,430.64
  5. Step 5: Solve for x
    x = 267,118,413,430.64/485,154.30
  6. Step 6: Final answer
    x = 550,584.45

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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.