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Finding the Fourth Proportional to 452,602.76, 624,602.79 and 248,666.87

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Solution

The fourth proportional to 452,602.76, 624,602.79 and 248,666.87 is: 343,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,602.76 : 624,602.79 = 248,666.87 : x
  2. Step 2: Convert to fraction form
    452,602.76/624,602.79 = 248,666.87/x
  3. Step 3: Cross multiply
    452,602.76x = 624,602.79 × 248,666.87
  4. Step 4: Simplify right side
    452,602.76x = 155,318,017,659.55
  5. Step 5: Solve for x
    x = 155,318,017,659.55/452,602.76
  6. Step 6: Final answer
    x = 343,166.31

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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.