Home / 847,214.10-1,268,747.55-403,463.70

Finding the Fourth Proportional to 847,214.10, 1,268,747.55 and 403,463.70

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Solution

The fourth proportional to 847,214.10, 1,268,747.55 and 403,463.70 is: 604,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,214.10 : 1,268,747.55 = 403,463.70 : x
  2. Step 2: Convert to fraction form
    847,214.10/1,268,747.55 = 403,463.70/x
  3. Step 3: Cross multiply
    847,214.10x = 1,268,747.55 × 403,463.70
  4. Step 4: Simplify right side
    847,214.10x = 511,893,580,888.94
  5. Step 5: Solve for x
    x = 511,893,580,888.94/847,214.10
  6. Step 6: Final answer
    x = 604,208.05

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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.