Home / 876,652.20-1,314,071.10-476,447.40

Finding the Fourth Proportional to 876,652.20, 1,314,071.10 and 476,447.40

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Solution

The fourth proportional to 876,652.20, 1,314,071.10 and 476,447.40 is: 714,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,652.20 : 1,314,071.10 = 476,447.40 : x
  2. Step 2: Convert to fraction form
    876,652.20/1,314,071.10 = 476,447.40/x
  3. Step 3: Cross multiply
    876,652.20x = 1,314,071.10 × 476,447.40
  4. Step 4: Simplify right side
    876,652.20x = 626,085,759,010.14
  5. Step 5: Solve for x
    x = 626,085,759,010.14/876,652.20
  6. Step 6: Final answer
    x = 714,178.05

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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.