Home / 876,110.80-1,314,603.60-497,322.40

Finding the Fourth Proportional to 876,110.80, 1,314,603.60 and 497,322.40

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Solution

The fourth proportional to 876,110.80, 1,314,603.60 and 497,322.40 is: 746,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,110.80 : 1,314,603.60 = 497,322.40 : x
  2. Step 2: Convert to fraction form
    876,110.80/1,314,603.60 = 497,322.40/x
  3. Step 3: Cross multiply
    876,110.80x = 1,314,603.60 × 497,322.40
  4. Step 4: Simplify right side
    876,110.80x = 653,781,817,400.64
  5. Step 5: Solve for x
    x = 653,781,817,400.64/876,110.80
  6. Step 6: Final answer
    x = 746,231.89

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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.