Home / 309,535.29-463,703.54-181,140.98

Finding the Fourth Proportional to 309,535.29, 463,703.54 and 181,140.98

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Solution

The fourth proportional to 309,535.29, 463,703.54 and 181,140.98 is: 271,360.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,535.29 : 463,703.54 = 181,140.98 : x
  2. Step 2: Convert to fraction form
    309,535.29/463,703.54 = 181,140.98/x
  3. Step 3: Cross multiply
    309,535.29x = 463,703.54 × 181,140.98
  4. Step 4: Simplify right side
    309,535.29x = 83,995,710,440.85
  5. Step 5: Solve for x
    x = 83,995,710,440.85/309,535.29
  6. Step 6: Final answer
    x = 271,360.69

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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.