Home / 841,113.08-1,261,687.35-301,404.53

Finding the Fourth Proportional to 841,113.08, 1,261,687.35 and 301,404.53

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Solution

The fourth proportional to 841,113.08, 1,261,687.35 and 301,404.53 is: 452,113.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,113.08 : 1,261,687.35 = 301,404.53 : x
  2. Step 2: Convert to fraction form
    841,113.08/1,261,687.35 = 301,404.53/x
  3. Step 3: Cross multiply
    841,113.08x = 1,261,687.35 × 301,404.53
  4. Step 4: Simplify right side
    841,113.08x = 380,278,282,733.70
  5. Step 5: Solve for x
    x = 380,278,282,733.70/841,113.08
  6. Step 6: Final answer
    x = 452,113.15

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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.