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Finding the Fourth Proportional to 377,266.64, 565,569.72 and 152,488.40

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Solution

The fourth proportional to 377,266.64, 565,569.72 and 152,488.40 is: 228,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,266.64 : 565,569.72 = 152,488.40 : x
  2. Step 2: Convert to fraction form
    377,266.64/565,569.72 = 152,488.40/x
  3. Step 3: Cross multiply
    377,266.64x = 565,569.72 × 152,488.40
  4. Step 4: Simplify right side
    377,266.64x = 86,242,821,691.25
  5. Step 5: Solve for x
    x = 86,242,821,691.25/377,266.64
  6. Step 6: Final answer
    x = 228,599.12

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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.