Home / 581,585.07-872,517.03-281,715.18

Finding the Fourth Proportional to 581,585.07, 872,517.03 and 281,715.18

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Solution

The fourth proportional to 581,585.07, 872,517.03 and 281,715.18 is: 422,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,585.07 : 872,517.03 = 281,715.18 : x
  2. Step 2: Convert to fraction form
    581,585.07/872,517.03 = 281,715.18/x
  3. Step 3: Cross multiply
    581,585.07x = 872,517.03 × 281,715.18
  4. Step 4: Simplify right side
    581,585.07x = 245,801,292,159.52
  5. Step 5: Solve for x
    x = 245,801,292,159.52/581,585.07
  6. Step 6: Final answer
    x = 422,640.31

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1.5x scale

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.