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Finding the Fourth Proportional to 273,277.65, 377,298.63 and 171,442.74

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Solution

The fourth proportional to 273,277.65, 377,298.63 and 171,442.74 is: 236,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,277.65 : 377,298.63 = 171,442.74 : x
  2. Step 2: Convert to fraction form
    273,277.65/377,298.63 = 171,442.74/x
  3. Step 3: Cross multiply
    273,277.65x = 377,298.63 × 171,442.74
  4. Step 4: Simplify right side
    273,277.65x = 64,685,110,925.45
  5. Step 5: Solve for x
    x = 64,685,110,925.45/273,277.65
  6. Step 6: Final answer
    x = 236,701.07

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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.