Home / 452,388.74-677,549.26-215,897.50

Finding the Fourth Proportional to 452,388.74, 677,549.26 and 215,897.50

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Solution

The fourth proportional to 452,388.74, 677,549.26 and 215,897.50 is: 323,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,388.74 : 677,549.26 = 215,897.50 : x
  2. Step 2: Convert to fraction form
    452,388.74/677,549.26 = 215,897.50/x
  3. Step 3: Cross multiply
    452,388.74x = 677,549.26 × 215,897.50
  4. Step 4: Simplify right side
    452,388.74x = 146,281,191,360.85
  5. Step 5: Solve for x
    x = 146,281,191,360.85/452,388.74
  6. Step 6: Final answer
    x = 323,352.86

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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.