Home / 977,182.60-1,465,919.70-346,046.80

Finding the Fourth Proportional to 977,182.60, 1,465,919.70 and 346,046.80

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Solution

The fourth proportional to 977,182.60, 1,465,919.70 and 346,046.80 is: 519,121.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,182.60 : 1,465,919.70 = 346,046.80 : x
  2. Step 2: Convert to fraction form
    977,182.60/1,465,919.70 = 346,046.80/x
  3. Step 3: Cross multiply
    977,182.60x = 1,465,919.70 × 346,046.80
  4. Step 4: Simplify right side
    977,182.60x = 507,276,821,241.96
  5. Step 5: Solve for x
    x = 507,276,821,241.96/977,182.60
  6. Step 6: Final answer
    x = 519,121.83

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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.