Home / 988,609.55-1,482,914.33-357,543.95

Finding the Fourth Proportional to 988,609.55, 1,482,914.33 and 357,543.95

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Solution

The fourth proportional to 988,609.55, 1,482,914.33 and 357,543.95 is: 536,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,609.55 : 1,482,914.33 = 357,543.95 : x
  2. Step 2: Convert to fraction form
    988,609.55/1,482,914.33 = 357,543.95/x
  3. Step 3: Cross multiply
    988,609.55x = 1,482,914.33 × 357,543.95
  4. Step 4: Simplify right side
    988,609.55x = 530,207,045,272.08
  5. Step 5: Solve for x
    x = 530,207,045,272.08/988,609.55
  6. Step 6: Final answer
    x = 536,315.93

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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.