Home / 988,925.59-1,482,897.63-314,919.05

Finding the Fourth Proportional to 988,925.59, 1,482,897.63 and 314,919.05

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Solution

The fourth proportional to 988,925.59, 1,482,897.63 and 314,919.05 is: 472,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,925.59 : 1,482,897.63 = 314,919.05 : x
  2. Step 2: Convert to fraction form
    988,925.59/1,482,897.63 = 314,919.05/x
  3. Step 3: Cross multiply
    988,925.59x = 1,482,897.63 × 314,919.05
  4. Step 4: Simplify right side
    988,925.59x = 466,992,712,886.85
  5. Step 5: Solve for x
    x = 466,992,712,886.85/988,925.59
  6. Step 6: Final answer
    x = 472,222.30

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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.