Home / 338,002.23-506,987.96-113,345.39

Finding the Fourth Proportional to 338,002.23, 506,987.96 and 113,345.39

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Solution

The fourth proportional to 338,002.23, 506,987.96 and 113,345.39 is: 170,012.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,002.23 : 506,987.96 = 113,345.39 : x
  2. Step 2: Convert to fraction form
    338,002.23/506,987.96 = 113,345.39/x
  3. Step 3: Cross multiply
    338,002.23x = 506,987.96 × 113,345.39
  4. Step 4: Simplify right side
    338,002.23x = 57,464,749,602.34
  5. Step 5: Solve for x
    x = 57,464,749,602.34/338,002.23
  6. Step 6: Final answer
    x = 170,012.93

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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.