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Finding the Fourth Proportional to 377,333.49, 565,656.58 and 242,434.23

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Solution

The fourth proportional to 377,333.49, 565,656.58 and 242,434.23 is: 363,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,333.49 : 565,656.58 = 242,434.23 : x
  2. Step 2: Convert to fraction form
    377,333.49/565,656.58 = 242,434.23/x
  3. Step 3: Cross multiply
    377,333.49x = 565,656.58 × 242,434.23
  4. Step 4: Simplify right side
    377,333.49x = 137,134,517,416.73
  5. Step 5: Solve for x
    x = 137,134,517,416.73/377,333.49
  6. Step 6: Final answer
    x = 363,430.55

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1.5x scale

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.