Home / 785,988.26-1,179,212.02-253,497.50

Finding the Fourth Proportional to 785,988.26, 1,179,212.02 and 253,497.50

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Solution

The fourth proportional to 785,988.26, 1,179,212.02 and 253,497.50 is: 380,320.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,988.26 : 1,179,212.02 = 253,497.50 : x
  2. Step 2: Convert to fraction form
    785,988.26/1,179,212.02 = 253,497.50/x
  3. Step 3: Cross multiply
    785,988.26x = 1,179,212.02 × 253,497.50
  4. Step 4: Simplify right side
    785,988.26x = 298,927,292,510.15
  5. Step 5: Solve for x
    x = 298,927,292,510.15/785,988.26
  6. Step 6: Final answer
    x = 380,320.30

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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.