Home / 715,347.83-1,073,932.26-463,681.43

Finding the Fourth Proportional to 715,347.83, 1,073,932.26 and 463,681.43

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Solution

The fourth proportional to 715,347.83, 1,073,932.26 and 463,681.43 is: 696,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,347.83 : 1,073,932.26 = 463,681.43 : x
  2. Step 2: Convert to fraction form
    715,347.83/1,073,932.26 = 463,681.43/x
  3. Step 3: Cross multiply
    715,347.83x = 1,073,932.26 × 463,681.43
  4. Step 4: Simplify right side
    715,347.83x = 497,962,446,871.02
  5. Step 5: Solve for x
    x = 497,962,446,871.02/715,347.83
  6. Step 6: Final answer
    x = 696,112.33

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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.