Home / 770,963.52-1,155,780.12-371,054.10

Finding the Fourth Proportional to 770,963.52, 1,155,780.12 and 371,054.10

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Solution

The fourth proportional to 770,963.52, 1,155,780.12 and 371,054.10 is: 556,261.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,963.52 : 1,155,780.12 = 371,054.10 : x
  2. Step 2: Convert to fraction form
    770,963.52/1,155,780.12 = 371,054.10/x
  3. Step 3: Cross multiply
    770,963.52x = 1,155,780.12 × 371,054.10
  4. Step 4: Simplify right side
    770,963.52x = 428,856,952,224.49
  5. Step 5: Solve for x
    x = 428,856,952,224.49/770,963.52
  6. Step 6: Final answer
    x = 556,261.02

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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.