Home / 302,276.40-453,706.20-152,685.60

Finding the Fourth Proportional to 302,276.40, 453,706.20 and 152,685.60

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Solution

The fourth proportional to 302,276.40, 453,706.20 and 152,685.60 is: 229,175.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,276.40 : 453,706.20 = 152,685.60 : x
  2. Step 2: Convert to fraction form
    302,276.40/453,706.20 = 152,685.60/x
  3. Step 3: Cross multiply
    302,276.40x = 453,706.20 × 152,685.60
  4. Step 4: Simplify right side
    302,276.40x = 69,274,403,370.72
  5. Step 5: Solve for x
    x = 69,274,403,370.72/302,276.40
  6. Step 6: Final answer
    x = 229,175.69

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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.