Home / 839,851.74-1,159,007.94-457,884.90

Finding the Fourth Proportional to 839,851.74, 1,159,007.94 and 457,884.90

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Solution

The fourth proportional to 839,851.74, 1,159,007.94 and 457,884.90 is: 631,888.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,851.74 : 1,159,007.94 = 457,884.90 : x
  2. Step 2: Convert to fraction form
    839,851.74/1,159,007.94 = 457,884.90/x
  3. Step 3: Cross multiply
    839,851.74x = 1,159,007.94 × 457,884.90
  4. Step 4: Simplify right side
    839,851.74x = 530,692,234,706.11
  5. Step 5: Solve for x
    x = 530,692,234,706.11/839,851.74
  6. Step 6: Final answer
    x = 631,888.00

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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.