Home / 376,684.13-519,677.60-213,303.13

Finding the Fourth Proportional to 376,684.13, 519,677.60 and 213,303.13

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Solution

The fourth proportional to 376,684.13, 519,677.60 and 213,303.13 is: 294,275.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,684.13 : 519,677.60 = 213,303.13 : x
  2. Step 2: Convert to fraction form
    376,684.13/519,677.60 = 213,303.13/x
  3. Step 3: Cross multiply
    376,684.13x = 519,677.60 × 213,303.13
  4. Step 4: Simplify right side
    376,684.13x = 110,848,858,670.89
  5. Step 5: Solve for x
    x = 110,848,858,670.89/376,684.13
  6. Step 6: Final answer
    x = 294,275.36

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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.