Home / 307,079.10-460,618.65-157,269.60

Finding the Fourth Proportional to 307,079.10, 460,618.65 and 157,269.60

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Solution

The fourth proportional to 307,079.10, 460,618.65 and 157,269.60 is: 235,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,079.10 : 460,618.65 = 157,269.60 : x
  2. Step 2: Convert to fraction form
    307,079.10/460,618.65 = 157,269.60/x
  3. Step 3: Cross multiply
    307,079.10x = 460,618.65 × 157,269.60
  4. Step 4: Simplify right side
    307,079.10x = 72,441,310,838.04
  5. Step 5: Solve for x
    x = 72,441,310,838.04/307,079.10
  6. Step 6: Final answer
    x = 235,904.40

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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.