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Finding the Fourth Proportional to 632,744.01, 873,185.13 and 346,261.59

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Solution

The fourth proportional to 632,744.01, 873,185.13 and 346,261.59 is: 477,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,744.01 : 873,185.13 = 346,261.59 : x
  2. Step 2: Convert to fraction form
    632,744.01/873,185.13 = 346,261.59/x
  3. Step 3: Cross multiply
    632,744.01x = 873,185.13 × 346,261.59
  4. Step 4: Simplify right side
    632,744.01x = 302,350,471,478.16
  5. Step 5: Solve for x
    x = 302,350,471,478.16/632,744.01
  6. Step 6: Final answer
    x = 477,840.12

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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.