Home / 873,187.65-1,309,781.52-242,101.47

Finding the Fourth Proportional to 873,187.65, 1,309,781.52 and 242,101.47

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Solution

The fourth proportional to 873,187.65, 1,309,781.52 and 242,101.47 is: 363,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,187.65 : 1,309,781.52 = 242,101.47 : x
  2. Step 2: Convert to fraction form
    873,187.65/1,309,781.52 = 242,101.47/x
  3. Step 3: Cross multiply
    873,187.65x = 1,309,781.52 × 242,101.47
  4. Step 4: Simplify right side
    873,187.65x = 317,100,031,370.83
  5. Step 5: Solve for x
    x = 317,100,031,370.83/873,187.65
  6. Step 6: Final answer
    x = 363,152.22

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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.