Home / 714,454.22-1,075,958.18-650,681.30

Finding the Fourth Proportional to 714,454.22, 1,075,958.18 and 650,681.30

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Solution

The fourth proportional to 714,454.22, 1,075,958.18 and 650,681.30 is: 979,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,454.22 : 1,075,958.18 = 650,681.30 : x
  2. Step 2: Convert to fraction form
    714,454.22/1,075,958.18 = 650,681.30/x
  3. Step 3: Cross multiply
    714,454.22x = 1,075,958.18 × 650,681.30
  4. Step 4: Simplify right side
    714,454.22x = 700,105,872,844.66
  5. Step 5: Solve for x
    x = 700,105,872,844.66/714,454.22
  6. Step 6: Final answer
    x = 979,917.05

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.