Home / 722,307.10-1,083,460.65-368,013.10

Finding the Fourth Proportional to 722,307.10, 1,083,460.65 and 368,013.10

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Solution

The fourth proportional to 722,307.10, 1,083,460.65 and 368,013.10 is: 552,019.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,307.10 : 1,083,460.65 = 368,013.10 : x
  2. Step 2: Convert to fraction form
    722,307.10/1,083,460.65 = 368,013.10/x
  3. Step 3: Cross multiply
    722,307.10x = 1,083,460.65 × 368,013.10
  4. Step 4: Simplify right side
    722,307.10x = 398,727,712,534.52
  5. Step 5: Solve for x
    x = 398,727,712,534.52/722,307.10
  6. Step 6: Final answer
    x = 552,019.65

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Similar ratio
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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.