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Finding the Fourth Proportional to 273,237.78, 377,069.79 and 152,386.74

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Solution

The fourth proportional to 273,237.78, 377,069.79 and 152,386.74 is: 210,294.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,237.78 : 377,069.79 = 152,386.74 : x
  2. Step 2: Convert to fraction form
    273,237.78/377,069.79 = 152,386.74/x
  3. Step 3: Cross multiply
    273,237.78x = 377,069.79 × 152,386.74
  4. Step 4: Simplify right side
    273,237.78x = 57,460,436,050.58
  5. Step 5: Solve for x
    x = 57,460,436,050.58/273,237.78
  6. Step 6: Final answer
    x = 210,294.62

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1.5x scale

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.