Home / 929,673.30-1,397,462.40-876,529.20

Finding the Fourth Proportional to 929,673.30, 1,397,462.40 and 876,529.20

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Solution

The fourth proportional to 929,673.30, 1,397,462.40 and 876,529.20 is: 1,317,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,673.30 : 1,397,462.40 = 876,529.20 : x
  2. Step 2: Convert to fraction form
    929,673.30/1,397,462.40 = 876,529.20/x
  3. Step 3: Cross multiply
    929,673.30x = 1,397,462.40 × 876,529.20
  4. Step 4: Simplify right side
    929,673.30x = 1,224,916,599,502.08
  5. Step 5: Solve for x
    x = 1,224,916,599,502.08/929,673.30
  6. Step 6: Final answer
    x = 1,317,577.48

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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.