Home / 771,054.92-1,156,360.43-265,595.48

Finding the Fourth Proportional to 771,054.92, 1,156,360.43 and 265,595.48

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Solution

The fourth proportional to 771,054.92, 1,156,360.43 and 265,595.48 is: 398,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,054.92 : 1,156,360.43 = 265,595.48 : x
  2. Step 2: Convert to fraction form
    771,054.92/1,156,360.43 = 265,595.48/x
  3. Step 3: Cross multiply
    771,054.92x = 1,156,360.43 × 265,595.48
  4. Step 4: Simplify right side
    771,054.92x = 307,124,098,341.04
  5. Step 5: Solve for x
    x = 307,124,098,341.04/771,054.92
  6. Step 6: Final answer
    x = 398,316.76

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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.