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Finding the Fourth Proportional to 452,383.84, 624,366.48 and 261,507.88

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Solution

The fourth proportional to 452,383.84, 624,366.48 and 261,507.88 is: 360,925.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,383.84 : 624,366.48 = 261,507.88 : x
  2. Step 2: Convert to fraction form
    452,383.84/624,366.48 = 261,507.88/x
  3. Step 3: Cross multiply
    452,383.84x = 624,366.48 × 261,507.88
  4. Step 4: Simplify right side
    452,383.84x = 163,276,754,527.86
  5. Step 5: Solve for x
    x = 163,276,754,527.86/452,383.84
  6. Step 6: Final answer
    x = 360,925.26

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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.