Home / 369,617.41-510,071.33-208,471.96

Finding the Fourth Proportional to 369,617.41, 510,071.33 and 208,471.96

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Solution

The fourth proportional to 369,617.41, 510,071.33 and 208,471.96 is: 287,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,617.41 : 510,071.33 = 208,471.96 : x
  2. Step 2: Convert to fraction form
    369,617.41/510,071.33 = 208,471.96/x
  3. Step 3: Cross multiply
    369,617.41x = 510,071.33 × 208,471.96
  4. Step 4: Simplify right side
    369,617.41x = 106,335,566,312.19
  5. Step 5: Solve for x
    x = 106,335,566,312.19/369,617.41
  6. Step 6: Final answer
    x = 287,690.91

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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.