Home / 346,985.80-520,561.86-119,277.52

Finding the Fourth Proportional to 346,985.80, 520,561.86 and 119,277.52

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Solution

The fourth proportional to 346,985.80, 520,561.86 and 119,277.52 is: 178,944.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,985.80 : 520,561.86 = 119,277.52 : x
  2. Step 2: Convert to fraction form
    346,985.80/520,561.86 = 119,277.52/x
  3. Step 3: Cross multiply
    346,985.80x = 520,561.86 × 119,277.52
  4. Step 4: Simplify right side
    346,985.80x = 62,091,327,667.39
  5. Step 5: Solve for x
    x = 62,091,327,667.39/346,985.80
  6. Step 6: Final answer
    x = 178,944.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.