Home / 345,320.18-476,615.36-232,077.32

Finding the Fourth Proportional to 345,320.18, 476,615.36 and 232,077.32

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Solution

The fourth proportional to 345,320.18, 476,615.36 and 232,077.32 is: 320,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,320.18 : 476,615.36 = 232,077.32 : x
  2. Step 2: Convert to fraction form
    345,320.18/476,615.36 = 232,077.32/x
  3. Step 3: Cross multiply
    345,320.18x = 476,615.36 × 232,077.32
  4. Step 4: Simplify right side
    345,320.18x = 110,611,615,419.64
  5. Step 5: Solve for x
    x = 110,611,615,419.64/345,320.18
  6. Step 6: Final answer
    x = 320,316.11

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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.