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Finding the Fourth Proportional to 537,164.60, 805,862.10 and 163,225.40

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Solution

The fourth proportional to 537,164.60, 805,862.10 and 163,225.40 is: 244,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,164.60 : 805,862.10 = 163,225.40 : x
  2. Step 2: Convert to fraction form
    537,164.60/805,862.10 = 163,225.40/x
  3. Step 3: Cross multiply
    537,164.60x = 805,862.10 × 163,225.40
  4. Step 4: Simplify right side
    537,164.60x = 131,537,163,617.34
  5. Step 5: Solve for x
    x = 131,537,163,617.34/537,164.60
  6. Step 6: Final answer
    x = 244,873.11

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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.