Home / 747,307.49-1,121,139.11-241,868.48

Finding the Fourth Proportional to 747,307.49, 1,121,139.11 and 241,868.48

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Solution

The fourth proportional to 747,307.49, 1,121,139.11 and 241,868.48 is: 362,860.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,307.49 : 1,121,139.11 = 241,868.48 : x
  2. Step 2: Convert to fraction form
    747,307.49/1,121,139.11 = 241,868.48/x
  3. Step 3: Cross multiply
    747,307.49x = 1,121,139.11 × 241,868.48
  4. Step 4: Simplify right side
    747,307.49x = 271,168,212,404.25
  5. Step 5: Solve for x
    x = 271,168,212,404.25/747,307.49
  6. Step 6: Final answer
    x = 362,860.29

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Double scale
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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.