Home / 977,388.20-1,466,082.30-346,365.80

Finding the Fourth Proportional to 977,388.20, 1,466,082.30 and 346,365.80

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Solution

The fourth proportional to 977,388.20, 1,466,082.30 and 346,365.80 is: 519,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,388.20 : 1,466,082.30 = 346,365.80 : x
  2. Step 2: Convert to fraction form
    977,388.20/1,466,082.30 = 346,365.80/x
  3. Step 3: Cross multiply
    977,388.20x = 1,466,082.30 × 346,365.80
  4. Step 4: Simplify right side
    977,388.20x = 507,800,768,705.34
  5. Step 5: Solve for x
    x = 507,800,768,705.34/977,388.20
  6. Step 6: Final answer
    x = 519,548.70

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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.