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Finding the Fourth Proportional to 692,898, 956,202.12 and 374,946

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Solution

The fourth proportional to 692,898, 956,202.12 and 374,946 is: 517,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,898 : 956,202.12 = 374,946 : x
  2. Step 2: Convert to fraction form
    692,898/956,202.12 = 374,946/x
  3. Step 3: Cross multiply
    692,898x = 956,202.12 × 374,946
  4. Step 4: Simplify right side
    692,898x = 358,524,160,085.52
  5. Step 5: Solve for x
    x = 358,524,160,085.52/692,898
  6. Step 6: Final answer
    x = 517,427.04

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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.