Home / 830,039.16-1,246,178.14-531,103.26

Finding the Fourth Proportional to 830,039.16, 1,246,178.14 and 531,103.26

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Solution

The fourth proportional to 830,039.16, 1,246,178.14 and 531,103.26 is: 797,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,039.16 : 1,246,178.14 = 531,103.26 : x
  2. Step 2: Convert to fraction form
    830,039.16/1,246,178.14 = 531,103.26/x
  3. Step 3: Cross multiply
    830,039.16x = 1,246,178.14 × 531,103.26
  4. Step 4: Simplify right side
    830,039.16x = 661,849,272,694.74
  5. Step 5: Solve for x
    x = 661,849,272,694.74/830,039.16
  6. Step 6: Final answer
    x = 797,371.14

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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.