Home / 977,366.60-1,466,195.70-346,230.80

Finding the Fourth Proportional to 977,366.60, 1,466,195.70 and 346,230.80

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Solution

The fourth proportional to 977,366.60, 1,466,195.70 and 346,230.80 is: 519,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,366.60 : 1,466,195.70 = 346,230.80 : x
  2. Step 2: Convert to fraction form
    977,366.60/1,466,195.70 = 346,230.80/x
  3. Step 3: Cross multiply
    977,366.60x = 1,466,195.70 × 346,230.80
  4. Step 4: Simplify right side
    977,366.60x = 507,642,110,167.56
  5. Step 5: Solve for x
    x = 507,642,110,167.56/977,366.60
  6. Step 6: Final answer
    x = 519,397.85

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Double scale
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Similar ratio
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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.