Home / 747,602.60-1,031,655.30-408,050.60

Finding the Fourth Proportional to 747,602.60, 1,031,655.30 and 408,050.60

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Solution

The fourth proportional to 747,602.60, 1,031,655.30 and 408,050.60 is: 563,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,602.60 : 1,031,655.30 = 408,050.60 : x
  2. Step 2: Convert to fraction form
    747,602.60/1,031,655.30 = 408,050.60/x
  3. Step 3: Cross multiply
    747,602.60x = 1,031,655.30 × 408,050.60
  4. Step 4: Simplify right side
    747,602.60x = 420,967,564,158.18
  5. Step 5: Solve for x
    x = 420,967,564,158.18/747,602.60
  6. Step 6: Final answer
    x = 563,090.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.