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Finding the Fourth Proportional to 452,504.80, 677,852.08 and 272,490.40

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Solution

The fourth proportional to 452,504.80, 677,852.08 and 272,490.40 is: 408,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,504.80 : 677,852.08 = 272,490.40 : x
  2. Step 2: Convert to fraction form
    452,504.80/677,852.08 = 272,490.40/x
  3. Step 3: Cross multiply
    452,504.80x = 677,852.08 × 272,490.40
  4. Step 4: Simplify right side
    452,504.80x = 184,708,184,420.03
  5. Step 5: Solve for x
    x = 184,708,184,420.03/452,504.80
  6. Step 6: Final answer
    x = 408,190.55

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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.