Home / 369,404.28-553,884.48-144,496.44

Finding the Fourth Proportional to 369,404.28, 553,884.48 and 144,496.44

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Solution

The fourth proportional to 369,404.28, 553,884.48 and 144,496.44 is: 216,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,404.28 : 553,884.48 = 144,496.44 : x
  2. Step 2: Convert to fraction form
    369,404.28/553,884.48 = 144,496.44/x
  3. Step 3: Cross multiply
    369,404.28x = 553,884.48 × 144,496.44
  4. Step 4: Simplify right side
    369,404.28x = 80,034,335,531.25
  5. Step 5: Solve for x
    x = 80,034,335,531.25/369,404.28
  6. Step 6: Final answer
    x = 216,657.85

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1.5x scale

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.