Home / 816,897.60-1,226,512.80-462,603.60

Finding the Fourth Proportional to 816,897.60, 1,226,512.80 and 462,603.60

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Solution

The fourth proportional to 816,897.60, 1,226,512.80 and 462,603.60 is: 694,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,897.60 : 1,226,512.80 = 462,603.60 : x
  2. Step 2: Convert to fraction form
    816,897.60/1,226,512.80 = 462,603.60/x
  3. Step 3: Cross multiply
    816,897.60x = 1,226,512.80 × 462,603.60
  4. Step 4: Simplify right side
    816,897.60x = 567,389,236,726.08
  5. Step 5: Solve for x
    x = 567,389,236,726.08/816,897.60
  6. Step 6: Final answer
    x = 694,565.92

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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.