Home / 743,625.38-1,026,111.14-453,131.06

Finding the Fourth Proportional to 743,625.38, 1,026,111.14 and 453,131.06

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Solution

The fourth proportional to 743,625.38, 1,026,111.14 and 453,131.06 is: 625,264.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,625.38 : 1,026,111.14 = 453,131.06 : x
  2. Step 2: Convert to fraction form
    743,625.38/1,026,111.14 = 453,131.06/x
  3. Step 3: Cross multiply
    743,625.38x = 1,026,111.14 × 453,131.06
  4. Step 4: Simplify right side
    743,625.38x = 464,962,828,546.01
  5. Step 5: Solve for x
    x = 464,962,828,546.01/743,625.38
  6. Step 6: Final answer
    x = 625,264.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.