Home / 537,968.40-807,058.92-158,895.72

Finding the Fourth Proportional to 537,968.40, 807,058.92 and 158,895.72

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Solution

The fourth proportional to 537,968.40, 807,058.92 and 158,895.72 is: 238,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,968.40 : 807,058.92 = 158,895.72 : x
  2. Step 2: Convert to fraction form
    537,968.40/807,058.92 = 158,895.72/x
  3. Step 3: Cross multiply
    537,968.40x = 807,058.92 × 158,895.72
  4. Step 4: Simplify right side
    537,968.40x = 128,238,208,175.82
  5. Step 5: Solve for x
    x = 128,238,208,175.82/537,968.40
  6. Step 6: Final answer
    x = 238,374.98

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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.