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Finding the Fourth Proportional to 358,210.77, 537,067.04 and 133,510.87

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Solution

The fourth proportional to 358,210.77, 537,067.04 and 133,510.87 is: 200,173.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,210.77 : 537,067.04 = 133,510.87 : x
  2. Step 2: Convert to fraction form
    358,210.77/537,067.04 = 133,510.87/x
  3. Step 3: Cross multiply
    358,210.77x = 537,067.04 × 133,510.87
  4. Step 4: Simplify right side
    358,210.77x = 71,704,287,758.72
  5. Step 5: Solve for x
    x = 71,704,287,758.72/358,210.77
  6. Step 6: Final answer
    x = 200,173.46

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1.5x scale

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.