Home / 556,981.66-834,724.12-303,882.88

Finding the Fourth Proportional to 556,981.66, 834,724.12 and 303,882.88

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Solution

The fourth proportional to 556,981.66, 834,724.12 and 303,882.88 is: 455,416.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,981.66 : 834,724.12 = 303,882.88 : x
  2. Step 2: Convert to fraction form
    556,981.66/834,724.12 = 303,882.88/x
  3. Step 3: Cross multiply
    556,981.66x = 834,724.12 × 303,882.88
  4. Step 4: Simplify right side
    556,981.66x = 253,658,363,898.03
  5. Step 5: Solve for x
    x = 253,658,363,898.03/556,981.66
  6. Step 6: Final answer
    x = 455,416.01

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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.