Home / 907,344.60-1,361,016.90-608,746.20

Finding the Fourth Proportional to 907,344.60, 1,361,016.90 and 608,746.20

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Solution

The fourth proportional to 907,344.60, 1,361,016.90 and 608,746.20 is: 913,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,344.60 : 1,361,016.90 = 608,746.20 : x
  2. Step 2: Convert to fraction form
    907,344.60/1,361,016.90 = 608,746.20/x
  3. Step 3: Cross multiply
    907,344.60x = 1,361,016.90 × 608,746.20
  4. Step 4: Simplify right side
    907,344.60x = 828,513,866,010.78
  5. Step 5: Solve for x
    x = 828,513,866,010.78/907,344.60
  6. Step 6: Final answer
    x = 913,119.30

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Double scale
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Similar ratio
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1.5x scale

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.