Home / 841,290.13-1,160,974.32-459,316.91

Finding the Fourth Proportional to 841,290.13, 1,160,974.32 and 459,316.91

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Solution

The fourth proportional to 841,290.13, 1,160,974.32 and 459,316.91 is: 633,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,290.13 : 1,160,974.32 = 459,316.91 : x
  2. Step 2: Convert to fraction form
    841,290.13/1,160,974.32 = 459,316.91/x
  3. Step 3: Cross multiply
    841,290.13x = 1,160,974.32 × 459,316.91
  4. Step 4: Simplify right side
    841,290.13x = 533,255,137,251.75
  5. Step 5: Solve for x
    x = 533,255,137,251.75/841,290.13
  6. Step 6: Final answer
    x = 633,854.03

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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.