Home / 1,329,878.32-1,993,906.33-476,931.71

Finding the Fourth Proportional to 1,329,878.32, 1,993,906.33 and 476,931.71

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Solution

The fourth proportional to 1,329,878.32, 1,993,906.33 and 476,931.71 is: 715,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,878.32 : 1,993,906.33 = 476,931.71 : x
  2. Step 2: Convert to fraction form
    1,329,878.32/1,993,906.33 = 476,931.71/x
  3. Step 3: Cross multiply
    1,329,878.32x = 1,993,906.33 × 476,931.71
  4. Step 4: Simplify right side
    1,329,878.32x = 950,957,159,339.16
  5. Step 5: Solve for x
    x = 950,957,159,339.16/1,329,878.32
  6. Step 6: Final answer
    x = 715,070.81

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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.