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Finding the Fourth Proportional to 556,325.10, 834,552.90 and 177,113.07

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Solution

The fourth proportional to 556,325.10, 834,552.90 and 177,113.07 is: 265,690.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,325.10 : 834,552.90 = 177,113.07 : x
  2. Step 2: Convert to fraction form
    556,325.10/834,552.90 = 177,113.07/x
  3. Step 3: Cross multiply
    556,325.10x = 834,552.90 × 177,113.07
  4. Step 4: Simplify right side
    556,325.10x = 147,810,226,196.40
  5. Step 5: Solve for x
    x = 147,810,226,196.40/556,325.10
  6. Step 6: Final answer
    x = 265,690.38

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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.