Home / 612,443.93-845,150.53-336,799.46

Finding the Fourth Proportional to 612,443.93, 845,150.53 and 336,799.46

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Solution

The fourth proportional to 612,443.93, 845,150.53 and 336,799.46 is: 464,771.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,443.93 : 845,150.53 = 336,799.46 : x
  2. Step 2: Convert to fraction form
    612,443.93/845,150.53 = 336,799.46/x
  3. Step 3: Cross multiply
    612,443.93x = 845,150.53 × 336,799.46
  4. Step 4: Simplify right side
    612,443.93x = 284,646,241,648.11
  5. Step 5: Solve for x
    x = 284,646,241,648.11/612,443.93
  6. Step 6: Final answer
    x = 464,771.11

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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.