Home / 863,231.47-1,292,337.61-502,302.32

Finding the Fourth Proportional to 863,231.47, 1,292,337.61 and 502,302.32

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Solution

The fourth proportional to 863,231.47, 1,292,337.61 and 502,302.32 is: 751,993.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,231.47 : 1,292,337.61 = 502,302.32 : x
  2. Step 2: Convert to fraction form
    863,231.47/1,292,337.61 = 502,302.32/x
  3. Step 3: Cross multiply
    863,231.47x = 1,292,337.61 × 502,302.32
  4. Step 4: Simplify right side
    863,231.47x = 649,144,176,855.08
  5. Step 5: Solve for x
    x = 649,144,176,855.08/863,231.47
  6. Step 6: Final answer
    x = 751,993.18

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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.