Home / 691,636.75-955,246.04-464,888.59

Finding the Fourth Proportional to 691,636.75, 955,246.04 and 464,888.59

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Solution

The fourth proportional to 691,636.75, 955,246.04 and 464,888.59 is: 642,075.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,636.75 : 955,246.04 = 464,888.59 : x
  2. Step 2: Convert to fraction form
    691,636.75/955,246.04 = 464,888.59/x
  3. Step 3: Cross multiply
    691,636.75x = 955,246.04 × 464,888.59
  4. Step 4: Simplify right side
    691,636.75x = 444,082,982,314.24
  5. Step 5: Solve for x
    x = 444,082,982,314.24/691,636.75
  6. Step 6: Final answer
    x = 642,075.46

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1.5x scale

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.