Home / 897,045.48-1,345,568.22-615,709.80

Finding the Fourth Proportional to 897,045.48, 1,345,568.22 and 615,709.80

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Solution

The fourth proportional to 897,045.48, 1,345,568.22 and 615,709.80 is: 923,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,045.48 : 1,345,568.22 = 615,709.80 : x
  2. Step 2: Convert to fraction form
    897,045.48/1,345,568.22 = 615,709.80/x
  3. Step 3: Cross multiply
    897,045.48x = 1,345,568.22 × 615,709.80
  4. Step 4: Simplify right side
    897,045.48x = 828,479,539,622.56
  5. Step 5: Solve for x
    x = 828,479,539,622.56/897,045.48
  6. Step 6: Final answer
    x = 923,564.70

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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.