Home / 475,261.02-712,836.06-190,940.08

Finding the Fourth Proportional to 475,261.02, 712,836.06 and 190,940.08

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Solution

The fourth proportional to 475,261.02, 712,836.06 and 190,940.08 is: 286,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,261.02 : 712,836.06 = 190,940.08 : x
  2. Step 2: Convert to fraction form
    475,261.02/712,836.06 = 190,940.08/x
  3. Step 3: Cross multiply
    475,261.02x = 712,836.06 × 190,940.08
  4. Step 4: Simplify right side
    475,261.02x = 136,108,974,323.29
  5. Step 5: Solve for x
    x = 136,108,974,323.29/475,261.02
  6. Step 6: Final answer
    x = 286,387.83

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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.