Home / 704,078.60-1,056,117.90-626,664.20

Finding the Fourth Proportional to 704,078.60, 1,056,117.90 and 626,664.20

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Solution

The fourth proportional to 704,078.60, 1,056,117.90 and 626,664.20 is: 939,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,078.60 : 1,056,117.90 = 626,664.20 : x
  2. Step 2: Convert to fraction form
    704,078.60/1,056,117.90 = 626,664.20/x
  3. Step 3: Cross multiply
    704,078.60x = 1,056,117.90 × 626,664.20
  4. Step 4: Simplify right side
    704,078.60x = 661,831,278,909.18
  5. Step 5: Solve for x
    x = 661,831,278,909.18/704,078.60
  6. Step 6: Final answer
    x = 939,996.30

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Double scale
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Similar ratio
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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.