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Finding the Fourth Proportional to 632,525.95, 872,870.84 and 346,048.39

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Solution

The fourth proportional to 632,525.95, 872,870.84 and 346,048.39 is: 477,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,525.95 : 872,870.84 = 346,048.39 : x
  2. Step 2: Convert to fraction form
    632,525.95/872,870.84 = 346,048.39/x
  3. Step 3: Cross multiply
    632,525.95x = 872,870.84 × 346,048.39
  4. Step 4: Simplify right side
    632,525.95x = 302,055,546,245.21
  5. Step 5: Solve for x
    x = 302,055,546,245.21/632,525.95
  6. Step 6: Final answer
    x = 477,538.59

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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.