Home / 988,914.60-1,482,881.16-314,908.08

Finding the Fourth Proportional to 988,914.60, 1,482,881.16 and 314,908.08

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Solution

The fourth proportional to 988,914.60, 1,482,881.16 and 314,908.08 is: 472,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,914.60 : 1,482,881.16 = 314,908.08 : x
  2. Step 2: Convert to fraction form
    988,914.60/1,482,881.16 = 314,908.08/x
  3. Step 3: Cross multiply
    988,914.60x = 1,482,881.16 × 314,908.08
  4. Step 4: Simplify right side
    988,914.60x = 466,971,258,963.77
  5. Step 5: Solve for x
    x = 466,971,258,963.77/988,914.60
  6. Step 6: Final answer
    x = 472,205.85

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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.