Home / 977,251.20-1,465,358.40-346,185.60

Finding the Fourth Proportional to 977,251.20, 1,465,358.40 and 346,185.60

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Solution

The fourth proportional to 977,251.20, 1,465,358.40 and 346,185.60 is: 519,094.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,251.20 : 1,465,358.40 = 346,185.60 : x
  2. Step 2: Convert to fraction form
    977,251.20/1,465,358.40 = 346,185.60/x
  3. Step 3: Cross multiply
    977,251.20x = 1,465,358.40 × 346,185.60
  4. Step 4: Simplify right side
    977,251.20x = 507,285,976,919.04
  5. Step 5: Solve for x
    x = 507,285,976,919.04/977,251.20
  6. Step 6: Final answer
    x = 519,094.76

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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.