Home / 963,148.25-1,444,736.50-457,760.79

Finding the Fourth Proportional to 963,148.25, 1,444,736.50 and 457,760.79

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Solution

The fourth proportional to 963,148.25, 1,444,736.50 and 457,760.79 is: 686,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,148.25 : 1,444,736.50 = 457,760.79 : x
  2. Step 2: Convert to fraction form
    963,148.25/1,444,736.50 = 457,760.79/x
  3. Step 3: Cross multiply
    963,148.25x = 1,444,736.50 × 457,760.79
  4. Step 4: Simplify right side
    963,148.25x = 661,343,720,437.43
  5. Step 5: Solve for x
    x = 661,343,720,437.43/963,148.25
  6. Step 6: Final answer
    x = 686,647.90

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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.