Home / 951,664.80-1,426,287.60-390,064.80

Finding the Fourth Proportional to 951,664.80, 1,426,287.60 and 390,064.80

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Solution

The fourth proportional to 951,664.80, 1,426,287.60 and 390,064.80 is: 584,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,664.80 : 1,426,287.60 = 390,064.80 : x
  2. Step 2: Convert to fraction form
    951,664.80/1,426,287.60 = 390,064.80/x
  3. Step 3: Cross multiply
    951,664.80x = 1,426,287.60 × 390,064.80
  4. Step 4: Simplify right side
    951,664.80x = 556,344,587,436.48
  5. Step 5: Solve for x
    x = 556,344,587,436.48/951,664.80
  6. Step 6: Final answer
    x = 584,601.41

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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.