Home / 671,799.08-927,040.20-369,993.08

Finding the Fourth Proportional to 671,799.08, 927,040.20 and 369,993.08

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Solution

The fourth proportional to 671,799.08, 927,040.20 and 369,993.08 is: 510,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,799.08 : 927,040.20 = 369,993.08 : x
  2. Step 2: Convert to fraction form
    671,799.08/927,040.20 = 369,993.08/x
  3. Step 3: Cross multiply
    671,799.08x = 927,040.20 × 369,993.08
  4. Step 4: Simplify right side
    671,799.08x = 342,998,458,881.82
  5. Step 5: Solve for x
    x = 342,998,458,881.82/671,799.08
  6. Step 6: Final answer
    x = 510,567.03

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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.