Home / 817,038.68-1,225,626.62-248,424.72

Finding the Fourth Proportional to 817,038.68, 1,225,626.62 and 248,424.72

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Solution

The fourth proportional to 817,038.68, 1,225,626.62 and 248,424.72 is: 372,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,038.68 : 1,225,626.62 = 248,424.72 : x
  2. Step 2: Convert to fraction form
    817,038.68/1,225,626.62 = 248,424.72/x
  3. Step 3: Cross multiply
    817,038.68x = 1,225,626.62 × 248,424.72
  4. Step 4: Simplify right side
    817,038.68x = 304,475,950,519.11
  5. Step 5: Solve for x
    x = 304,475,950,519.11/817,038.68
  6. Step 6: Final answer
    x = 372,657.94

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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.