Home / 876,646.20-1,314,062.10-476,441.40

Finding the Fourth Proportional to 876,646.20, 1,314,062.10 and 476,441.40

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Solution

The fourth proportional to 876,646.20, 1,314,062.10 and 476,441.40 is: 714,169.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,646.20 : 1,314,062.10 = 476,441.40 : x
  2. Step 2: Convert to fraction form
    876,646.20/1,314,062.10 = 476,441.40/x
  3. Step 3: Cross multiply
    876,646.20x = 1,314,062.10 × 476,441.40
  4. Step 4: Simplify right side
    876,646.20x = 626,073,586,610.94
  5. Step 5: Solve for x
    x = 626,073,586,610.94/876,646.20
  6. Step 6: Final answer
    x = 714,169.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.