Home / 755,833.20-1,043,010.45-469,347.14

Finding the Fourth Proportional to 755,833.20, 1,043,010.45 and 469,347.14

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Solution

The fourth proportional to 755,833.20, 1,043,010.45 and 469,347.14 is: 647,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,833.20 : 1,043,010.45 = 469,347.14 : x
  2. Step 2: Convert to fraction form
    755,833.20/1,043,010.45 = 469,347.14/x
  3. Step 3: Cross multiply
    755,833.20x = 1,043,010.45 × 469,347.14
  4. Step 4: Simplify right side
    755,833.20x = 489,533,966,482.56
  5. Step 5: Solve for x
    x = 489,533,966,482.56/755,833.20
  6. Step 6: Final answer
    x = 647,674.60

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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.