Home / 910,439.60-1,365,659.40-627,004.40

Finding the Fourth Proportional to 910,439.60, 1,365,659.40 and 627,004.40

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Solution

The fourth proportional to 910,439.60, 1,365,659.40 and 627,004.40 is: 940,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,439.60 : 1,365,659.40 = 627,004.40 : x
  2. Step 2: Convert to fraction form
    910,439.60/1,365,659.40 = 627,004.40/x
  3. Step 3: Cross multiply
    910,439.60x = 1,365,659.40 × 627,004.40
  4. Step 4: Simplify right side
    910,439.60x = 856,274,452,701.36
  5. Step 5: Solve for x
    x = 856,274,452,701.36/910,439.60
  6. Step 6: Final answer
    x = 940,506.60

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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.