Home / 560,870.43-839,964.83-323,493.45

Finding the Fourth Proportional to 560,870.43, 839,964.83 and 323,493.45

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Solution

The fourth proportional to 560,870.43, 839,964.83 and 323,493.45 is: 484,466.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,870.43 : 839,964.83 = 323,493.45 : x
  2. Step 2: Convert to fraction form
    560,870.43/839,964.83 = 323,493.45/x
  3. Step 3: Cross multiply
    560,870.43x = 839,964.83 × 323,493.45
  4. Step 4: Simplify right side
    560,870.43x = 271,723,119,117.90
  5. Step 5: Solve for x
    x = 271,723,119,117.90/560,870.43
  6. Step 6: Final answer
    x = 484,466.83

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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.