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Finding the Fourth Proportional to 452,210.73, 624,058.12 and 248,280.45

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Solution

The fourth proportional to 452,210.73, 624,058.12 and 248,280.45 is: 342,631.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,210.73 : 624,058.12 = 248,280.45 : x
  2. Step 2: Convert to fraction form
    452,210.73/624,058.12 = 248,280.45/x
  3. Step 3: Cross multiply
    452,210.73x = 624,058.12 × 248,280.45
  4. Step 4: Simplify right side
    452,210.73x = 154,941,430,859.75
  5. Step 5: Solve for x
    x = 154,941,430,859.75/452,210.73
  6. Step 6: Final answer
    x = 342,631.04

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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.