Home / 784,721.12-1,176,782.91-464,963.22

Finding the Fourth Proportional to 784,721.12, 1,176,782.91 and 464,963.22

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Solution

The fourth proportional to 784,721.12, 1,176,782.91 and 464,963.22 is: 697,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,721.12 : 1,176,782.91 = 464,963.22 : x
  2. Step 2: Convert to fraction form
    784,721.12/1,176,782.91 = 464,963.22/x
  3. Step 3: Cross multiply
    784,721.12x = 1,176,782.91 × 464,963.22
  4. Step 4: Simplify right side
    784,721.12x = 547,160,771,074.57
  5. Step 5: Solve for x
    x = 547,160,771,074.57/784,721.12
  6. Step 6: Final answer
    x = 697,267.80

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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.