Home / 475,260.02-712,834.56-190,939.09

Finding the Fourth Proportional to 475,260.02, 712,834.56 and 190,939.09

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Solution

The fourth proportional to 475,260.02, 712,834.56 and 190,939.09 is: 286,386.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,260.02 : 712,834.56 = 190,939.09 : x
  2. Step 2: Convert to fraction form
    475,260.02/712,834.56 = 190,939.09/x
  3. Step 3: Cross multiply
    475,260.02x = 712,834.56 × 190,939.09
  4. Step 4: Simplify right side
    475,260.02x = 136,107,982,206.95
  5. Step 5: Solve for x
    x = 136,107,982,206.95/475,260.02
  6. Step 6: Final answer
    x = 286,386.35

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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.