Home / 966,931.86-1,333,290.33-661,058.04

Finding the Fourth Proportional to 966,931.86, 1,333,290.33 and 661,058.04

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Solution

The fourth proportional to 966,931.86, 1,333,290.33 and 661,058.04 is: 911,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,931.86 : 1,333,290.33 = 661,058.04 : x
  2. Step 2: Convert to fraction form
    966,931.86/1,333,290.33 = 661,058.04/x
  3. Step 3: Cross multiply
    966,931.86x = 1,333,290.33 × 661,058.04
  4. Step 4: Simplify right side
    966,931.86x = 881,382,292,300.75
  5. Step 5: Solve for x
    x = 881,382,292,300.75/966,931.86
  6. Step 6: Final answer
    x = 911,524.72

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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.