Home / 779,677.67-1,075,964.15-457,393.25

Finding the Fourth Proportional to 779,677.67, 1,075,964.15 and 457,393.25

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Solution

The fourth proportional to 779,677.67, 1,075,964.15 and 457,393.25 is: 631,207.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,677.67 : 1,075,964.15 = 457,393.25 : x
  2. Step 2: Convert to fraction form
    779,677.67/1,075,964.15 = 457,393.25/x
  3. Step 3: Cross multiply
    779,677.67x = 1,075,964.15 × 457,393.25
  4. Step 4: Simplify right side
    779,677.67x = 492,138,735,215.65
  5. Step 5: Solve for x
    x = 492,138,735,215.65/779,677.67
  6. Step 6: Final answer
    x = 631,207.94

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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.