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Finding the Fourth Proportional to 556,527.36, 834,052.80 and 303,157.92

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Solution

The fourth proportional to 556,527.36, 834,052.80 and 303,157.92 is: 454,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,527.36 : 834,052.80 = 303,157.92 : x
  2. Step 2: Convert to fraction form
    556,527.36/834,052.80 = 303,157.92/x
  3. Step 3: Cross multiply
    556,527.36x = 834,052.80 × 303,157.92
  4. Step 4: Simplify right side
    556,527.36x = 252,849,712,018.18
  5. Step 5: Solve for x
    x = 252,849,712,018.18/556,527.36
  6. Step 6: Final answer
    x = 454,334.74

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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.