Home / 1,207,314.60-1,665,730.83-723,703.29

Finding the Fourth Proportional to 1,207,314.60, 1,665,730.83 and 723,703.29

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Solution

The fourth proportional to 1,207,314.60, 1,665,730.83 and 723,703.29 is: 998,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,314.60 : 1,665,730.83 = 723,703.29 : x
  2. Step 2: Convert to fraction form
    1,207,314.60/1,665,730.83 = 723,703.29/x
  3. Step 3: Cross multiply
    1,207,314.60x = 1,665,730.83 × 723,703.29
  4. Step 4: Simplify right side
    1,207,314.60x = 1,205,494,878,306.91
  5. Step 5: Solve for x
    x = 1,205,494,878,306.91/1,207,314.60
  6. Step 6: Final answer
    x = 998,492.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.