Home / 898,400.80-1,348,257.30-632,680.30

Finding the Fourth Proportional to 898,400.80, 1,348,257.30 and 632,680.30

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Solution

The fourth proportional to 898,400.80, 1,348,257.30 and 632,680.30 is: 949,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,400.80 : 1,348,257.30 = 632,680.30 : x
  2. Step 2: Convert to fraction form
    898,400.80/1,348,257.30 = 632,680.30/x
  3. Step 3: Cross multiply
    898,400.80x = 1,348,257.30 × 632,680.30
  4. Step 4: Simplify right side
    898,400.80x = 853,015,833,041.19
  5. Step 5: Solve for x
    x = 853,015,833,041.19/898,400.80
  6. Step 6: Final answer
    x = 949,482.49

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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.