Home / 817,837.77-1,227,862.91-564,488.37

Finding the Fourth Proportional to 817,837.77, 1,227,862.91 and 564,488.37

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Solution

The fourth proportional to 817,837.77, 1,227,862.91 and 564,488.37 is: 847,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,837.77 : 1,227,862.91 = 564,488.37 : x
  2. Step 2: Convert to fraction form
    817,837.77/1,227,862.91 = 564,488.37/x
  3. Step 3: Cross multiply
    817,837.77x = 1,227,862.91 × 564,488.37
  4. Step 4: Simplify right side
    817,837.77x = 693,114,329,826.92
  5. Step 5: Solve for x
    x = 693,114,329,826.92/817,837.77
  6. Step 6: Final answer
    x = 847,496.11

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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.