Home / 907,544.75-1,252,364.19-499,566.90

Finding the Fourth Proportional to 907,544.75, 1,252,364.19 and 499,566.90

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Solution

The fourth proportional to 907,544.75, 1,252,364.19 and 499,566.90 is: 689,376.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,544.75 : 1,252,364.19 = 499,566.90 : x
  2. Step 2: Convert to fraction form
    907,544.75/1,252,364.19 = 499,566.90/x
  3. Step 3: Cross multiply
    907,544.75x = 1,252,364.19 × 499,566.90
  4. Step 4: Simplify right side
    907,544.75x = 625,639,696,069.31
  5. Step 5: Solve for x
    x = 625,639,696,069.31/907,544.75
  6. Step 6: Final answer
    x = 689,376.14

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1.5x scale

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.