Home / 955,876.40-1,432,928.40-423,113.44

Finding the Fourth Proportional to 955,876.40, 1,432,928.40 and 423,113.44

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Solution

The fourth proportional to 955,876.40, 1,432,928.40 and 423,113.44 is: 634,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,876.40 : 1,432,928.40 = 423,113.44 : x
  2. Step 2: Convert to fraction form
    955,876.40/1,432,928.40 = 423,113.44/x
  3. Step 3: Cross multiply
    955,876.40x = 1,432,928.40 × 423,113.44
  4. Step 4: Simplify right side
    955,876.40x = 606,291,264,597.70
  5. Step 5: Solve for x
    x = 606,291,264,597.70/955,876.40
  6. Step 6: Final answer
    x = 634,277.89

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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.