Home / 743,882.47-1,026,670.03-453,662.42

Finding the Fourth Proportional to 743,882.47, 1,026,670.03 and 453,662.42

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Solution

The fourth proportional to 743,882.47, 1,026,670.03 and 453,662.42 is: 626,122.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,882.47 : 1,026,670.03 = 453,662.42 : x
  2. Step 2: Convert to fraction form
    743,882.47/1,026,670.03 = 453,662.42/x
  3. Step 3: Cross multiply
    743,882.47x = 1,026,670.03 × 453,662.42
  4. Step 4: Simplify right side
    743,882.47x = 465,761,604,083.77
  5. Step 5: Solve for x
    x = 465,761,604,083.77/743,882.47
  6. Step 6: Final answer
    x = 626,122.57

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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.