Home / 358,894.12-537,454.80-267,490.36

Finding the Fourth Proportional to 358,894.12, 537,454.80 and 267,490.36

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Solution

The fourth proportional to 358,894.12, 537,454.80 and 267,490.36 is: 400,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,894.12 : 537,454.80 = 267,490.36 : x
  2. Step 2: Convert to fraction form
    358,894.12/537,454.80 = 267,490.36/x
  3. Step 3: Cross multiply
    358,894.12x = 537,454.80 × 267,490.36
  4. Step 4: Simplify right side
    358,894.12x = 143,763,977,935.73
  5. Step 5: Solve for x
    x = 143,763,977,935.73/358,894.12
  6. Step 6: Final answer
    x = 400,574.90

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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.