Home / 976,349.25-1,458,586.52-631,987.41

Finding the Fourth Proportional to 976,349.25, 1,458,586.52 and 631,987.41

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Solution

The fourth proportional to 976,349.25, 1,458,586.52 and 631,987.41 is: 944,137.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,349.25 : 1,458,586.52 = 631,987.41 : x
  2. Step 2: Convert to fraction form
    976,349.25/1,458,586.52 = 631,987.41/x
  3. Step 3: Cross multiply
    976,349.25x = 1,458,586.52 × 631,987.41
  4. Step 4: Simplify right side
    976,349.25x = 921,808,313,875.78
  5. Step 5: Solve for x
    x = 921,808,313,875.78/976,349.25
  6. Step 6: Final answer
    x = 944,137.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.