Home / 458,023.11-632,075.35-251,290.10

Finding the Fourth Proportional to 458,023.11, 632,075.35 and 251,290.10

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Solution

The fourth proportional to 458,023.11, 632,075.35 and 251,290.10 is: 346,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,023.11 : 632,075.35 = 251,290.10 : x
  2. Step 2: Convert to fraction form
    458,023.11/632,075.35 = 251,290.10/x
  3. Step 3: Cross multiply
    458,023.11x = 632,075.35 × 251,290.10
  4. Step 4: Simplify right side
    458,023.11x = 158,834,275,776.74
  5. Step 5: Solve for x
    x = 158,834,275,776.74/458,023.11
  6. Step 6: Final answer
    x = 346,782.23

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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.