Home / 988,199.60-1,482,446.71-314,302.88

Finding the Fourth Proportional to 988,199.60, 1,482,446.71 and 314,302.88

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Solution

The fourth proportional to 988,199.60, 1,482,446.71 and 314,302.88 is: 471,501.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,199.60 : 1,482,446.71 = 314,302.88 : x
  2. Step 2: Convert to fraction form
    988,199.60/1,482,446.71 = 314,302.88/x
  3. Step 3: Cross multiply
    988,199.60x = 1,482,446.71 × 314,302.88
  4. Step 4: Simplify right side
    988,199.60x = 465,937,274,498.52
  5. Step 5: Solve for x
    x = 465,937,274,498.52/988,199.60
  6. Step 6: Final answer
    x = 471,501.18

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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.