Home / 733,712.40-1,100,568.60-260,445.60

Finding the Fourth Proportional to 733,712.40, 1,100,568.60 and 260,445.60

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Solution

The fourth proportional to 733,712.40, 1,100,568.60 and 260,445.60 is: 390,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,712.40 : 1,100,568.60 = 260,445.60 : x
  2. Step 2: Convert to fraction form
    733,712.40/1,100,568.60 = 260,445.60/x
  3. Step 3: Cross multiply
    733,712.40x = 1,100,568.60 × 260,445.60
  4. Step 4: Simplify right side
    733,712.40x = 286,638,249,368.16
  5. Step 5: Solve for x
    x = 286,638,249,368.16/733,712.40
  6. Step 6: Final answer
    x = 390,668.40

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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.