Home / 377,924.10-521,535.25-208,158.23

Finding the Fourth Proportional to 377,924.10, 521,535.25 and 208,158.23

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Solution

The fourth proportional to 377,924.10, 521,535.25 and 208,158.23 is: 287,258.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,924.10 : 521,535.25 = 208,158.23 : x
  2. Step 2: Convert to fraction form
    377,924.10/521,535.25 = 208,158.23/x
  3. Step 3: Cross multiply
    377,924.10x = 521,535.25 × 208,158.23
  4. Step 4: Simplify right side
    377,924.10x = 108,561,854,522.61
  5. Step 5: Solve for x
    x = 108,561,854,522.61/377,924.10
  6. Step 6: Final answer
    x = 287,258.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.