Home / 907,630.40-1,361,445.60-866,296.10

Finding the Fourth Proportional to 907,630.40, 1,361,445.60 and 866,296.10

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Solution

The fourth proportional to 907,630.40, 1,361,445.60 and 866,296.10 is: 1,299,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,630.40 : 1,361,445.60 = 866,296.10 : x
  2. Step 2: Convert to fraction form
    907,630.40/1,361,445.60 = 866,296.10/x
  3. Step 3: Cross multiply
    907,630.40x = 1,361,445.60 × 866,296.10
  4. Step 4: Simplify right side
    907,630.40x = 1,179,415,013,642.16
  5. Step 5: Solve for x
    x = 1,179,415,013,642.16/907,630.40
  6. Step 6: Final answer
    x = 1,299,444.15

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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.