Home / 270,710.06-405,924.93-144,316.35

Finding the Fourth Proportional to 270,710.06, 405,924.93 and 144,316.35

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Solution

The fourth proportional to 270,710.06, 405,924.93 and 144,316.35 is: 216,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,710.06 : 405,924.93 = 144,316.35 : x
  2. Step 2: Convert to fraction form
    270,710.06/405,924.93 = 144,316.35/x
  3. Step 3: Cross multiply
    270,710.06x = 405,924.93 × 144,316.35
  4. Step 4: Simplify right side
    270,710.06x = 58,581,604,271.61
  5. Step 5: Solve for x
    x = 58,581,604,271.61/270,710.06
  6. Step 6: Final answer
    x = 216,399.81

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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.