Home / 847,966.32-1,170,186.12-460,777.68

Finding the Fourth Proportional to 847,966.32, 1,170,186.12 and 460,777.68

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Solution

The fourth proportional to 847,966.32, 1,170,186.12 and 460,777.68 is: 635,869.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,966.32 : 1,170,186.12 = 460,777.68 : x
  2. Step 2: Convert to fraction form
    847,966.32/1,170,186.12 = 460,777.68/x
  3. Step 3: Cross multiply
    847,966.32x = 1,170,186.12 × 460,777.68
  4. Step 4: Simplify right side
    847,966.32x = 539,195,645,541.80
  5. Step 5: Solve for x
    x = 539,195,645,541.80/847,966.32
  6. Step 6: Final answer
    x = 635,869.18

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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.