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Finding the Fourth Proportional to 536,875.11, 805,307.81 and 162,898.11

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Solution

The fourth proportional to 536,875.11, 805,307.81 and 162,898.11 is: 244,345.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,875.11 : 805,307.81 = 162,898.11 : x
  2. Step 2: Convert to fraction form
    536,875.11/805,307.81 = 162,898.11/x
  3. Step 3: Cross multiply
    536,875.11x = 805,307.81 × 162,898.11
  4. Step 4: Simplify right side
    536,875.11x = 131,183,119,402.75
  5. Step 5: Solve for x
    x = 131,183,119,402.75/536,875.11
  6. Step 6: Final answer
    x = 244,345.69

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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.