Home / 948,538.67-1,422,810.43-387,573.17

Finding the Fourth Proportional to 948,538.67, 1,422,810.43 and 387,573.17

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Solution

The fourth proportional to 948,538.67, 1,422,810.43 and 387,573.17 is: 581,360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,538.67 : 1,422,810.43 = 387,573.17 : x
  2. Step 2: Convert to fraction form
    948,538.67/1,422,810.43 = 387,573.17/x
  3. Step 3: Cross multiply
    948,538.67x = 1,422,810.43 × 387,573.17
  4. Step 4: Simplify right side
    948,538.67x = 551,443,140,581.18
  5. Step 5: Solve for x
    x = 551,443,140,581.18/948,538.67
  6. Step 6: Final answer
    x = 581,360.74

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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.