Home / 913,504.43-1,370,394.95-662,677.62

Finding the Fourth Proportional to 913,504.43, 1,370,394.95 and 662,677.62

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Solution

The fourth proportional to 913,504.43, 1,370,394.95 and 662,677.62 is: 994,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,504.43 : 1,370,394.95 = 662,677.62 : x
  2. Step 2: Convert to fraction form
    913,504.43/1,370,394.95 = 662,677.62/x
  3. Step 3: Cross multiply
    913,504.43x = 1,370,394.95 × 662,677.62
  4. Step 4: Simplify right side
    913,504.43x = 908,130,060,612.63
  5. Step 5: Solve for x
    x = 908,130,060,612.63/913,504.43
  6. Step 6: Final answer
    x = 994,116.76

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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.