Home / 913,521.54-1,370,249.52-239,597.50

Finding the Fourth Proportional to 913,521.54, 1,370,249.52 and 239,597.50

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Solution

The fourth proportional to 913,521.54, 1,370,249.52 and 239,597.50 is: 359,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,521.54 : 1,370,249.52 = 239,597.50 : x
  2. Step 2: Convert to fraction form
    913,521.54/1,370,249.52 = 239,597.50/x
  3. Step 3: Cross multiply
    913,521.54x = 1,370,249.52 × 239,597.50
  4. Step 4: Simplify right side
    913,521.54x = 328,308,359,368.20
  5. Step 5: Solve for x
    x = 328,308,359,368.20/913,521.54
  6. Step 6: Final answer
    x = 359,387.65

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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.