Home / 977,096.20-1,465,644.30-346,073.80

Finding the Fourth Proportional to 977,096.20, 1,465,644.30 and 346,073.80

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Solution

The fourth proportional to 977,096.20, 1,465,644.30 and 346,073.80 is: 519,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,096.20 : 1,465,644.30 = 346,073.80 : x
  2. Step 2: Convert to fraction form
    977,096.20/1,465,644.30 = 346,073.80/x
  3. Step 3: Cross multiply
    977,096.20x = 1,465,644.30 × 346,073.80
  4. Step 4: Simplify right side
    977,096.20x = 507,221,092,349.34
  5. Step 5: Solve for x
    x = 507,221,092,349.34/977,096.20
  6. Step 6: Final answer
    x = 519,110.70

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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.