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Finding the Fourth Proportional to 295,445.01, 407,708.57 and 180,715.23

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Solution

The fourth proportional to 295,445.01, 407,708.57 and 180,715.23 is: 249,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,445.01 : 407,708.57 = 180,715.23 : x
  2. Step 2: Convert to fraction form
    295,445.01/407,708.57 = 180,715.23/x
  3. Step 3: Cross multiply
    295,445.01x = 407,708.57 × 180,715.23
  4. Step 4: Simplify right side
    295,445.01x = 73,679,145,961.98
  5. Step 5: Solve for x
    x = 73,679,145,961.98/295,445.01
  6. Step 6: Final answer
    x = 249,383.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.