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Finding the Fourth Proportional to 452,839.76, 624,925.36 and 248,909.56

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Solution

The fourth proportional to 452,839.76, 624,925.36 and 248,909.56 is: 343,498.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,839.76 : 624,925.36 = 248,909.56 : x
  2. Step 2: Convert to fraction form
    452,839.76/624,925.36 = 248,909.56/x
  3. Step 3: Cross multiply
    452,839.76x = 624,925.36 × 248,909.56
  4. Step 4: Simplify right side
    452,839.76x = 155,549,896,390.44
  5. Step 5: Solve for x
    x = 155,549,896,390.44/452,839.76
  6. Step 6: Final answer
    x = 343,498.76

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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.