Home / 976,586.76-1,464,865.08-266,612.76

Finding the Fourth Proportional to 976,586.76, 1,464,865.08 and 266,612.76

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Solution

The fourth proportional to 976,586.76, 1,464,865.08 and 266,612.76 is: 399,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,586.76 : 1,464,865.08 = 266,612.76 : x
  2. Step 2: Convert to fraction form
    976,586.76/1,464,865.08 = 266,612.76/x
  3. Step 3: Cross multiply
    976,586.76x = 1,464,865.08 × 266,612.76
  4. Step 4: Simplify right side
    976,586.76x = 390,551,722,006.42
  5. Step 5: Solve for x
    x = 390,551,722,006.42/976,586.76
  6. Step 6: Final answer
    x = 399,915.03

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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.