Home / 491,730.60-737,595.90-484,732.20

Finding the Fourth Proportional to 491,730.60, 737,595.90 and 484,732.20

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Solution

The fourth proportional to 491,730.60, 737,595.90 and 484,732.20 is: 727,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,730.60 : 737,595.90 = 484,732.20 : x
  2. Step 2: Convert to fraction form
    491,730.60/737,595.90 = 484,732.20/x
  3. Step 3: Cross multiply
    491,730.60x = 737,595.90 × 484,732.20
  4. Step 4: Simplify right side
    491,730.60x = 357,536,483,317.98
  5. Step 5: Solve for x
    x = 357,536,483,317.98/491,730.60
  6. Step 6: Final answer
    x = 727,098.30

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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.