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Finding the Fourth Proportional to 273,284.47, 377,133.08 and 152,433.58

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Solution

The fourth proportional to 273,284.47, 377,133.08 and 152,433.58 is: 210,358.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,284.47 : 377,133.08 = 152,433.58 : x
  2. Step 2: Convert to fraction form
    273,284.47/377,133.08 = 152,433.58/x
  3. Step 3: Cross multiply
    273,284.47x = 377,133.08 × 152,433.58
  4. Step 4: Simplify right side
    273,284.47x = 57,487,746,328.34
  5. Step 5: Solve for x
    x = 57,487,746,328.34/273,284.47
  6. Step 6: Final answer
    x = 210,358.63

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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.