Home / 847,275.78-1,169,236.34-460,087.75

Finding the Fourth Proportional to 847,275.78, 1,169,236.34 and 460,087.75

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Solution

The fourth proportional to 847,275.78, 1,169,236.34 and 460,087.75 is: 634,918.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,275.78 : 1,169,236.34 = 460,087.75 : x
  2. Step 2: Convert to fraction form
    847,275.78/1,169,236.34 = 460,087.75/x
  3. Step 3: Cross multiply
    847,275.78x = 1,169,236.34 × 460,087.75
  4. Step 4: Simplify right side
    847,275.78x = 537,951,320,962.15
  5. Step 5: Solve for x
    x = 537,951,320,962.15/847,275.78
  6. Step 6: Final answer
    x = 634,918.80

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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.