Home / 273,278.18-407,200.52-243,466.94

Finding the Fourth Proportional to 273,278.18, 407,200.52 and 243,466.94

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Solution

The fourth proportional to 273,278.18, 407,200.52 and 243,466.94 is: 362,780.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,278.18 : 407,200.52 = 243,466.94 : x
  2. Step 2: Convert to fraction form
    273,278.18/407,200.52 = 243,466.94/x
  3. Step 3: Cross multiply
    273,278.18x = 407,200.52 × 243,466.94
  4. Step 4: Simplify right side
    273,278.18x = 99,139,864,570.81
  5. Step 5: Solve for x
    x = 99,139,864,570.81/273,278.18
  6. Step 6: Final answer
    x = 362,780.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.