Home / 983,592.97-1,475,097.86-422,496.25

Finding the Fourth Proportional to 983,592.97, 1,475,097.86 and 422,496.25

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Solution

The fourth proportional to 983,592.97, 1,475,097.86 and 422,496.25 is: 633,619.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,592.97 : 1,475,097.86 = 422,496.25 : x
  2. Step 2: Convert to fraction form
    983,592.97/1,475,097.86 = 422,496.25/x
  3. Step 3: Cross multiply
    983,592.97x = 1,475,097.86 × 422,496.25
  4. Step 4: Simplify right side
    983,592.97x = 623,223,312,120.54
  5. Step 5: Solve for x
    x = 623,223,312,120.54/983,592.97
  6. Step 6: Final answer
    x = 633,619.12

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Double scale
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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.