Home / 480,527.40-721,150.14-181,303.08

Finding the Fourth Proportional to 480,527.40, 721,150.14 and 181,303.08

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Solution

The fourth proportional to 480,527.40, 721,150.14 and 181,303.08 is: 272,090.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,527.40 : 721,150.14 = 181,303.08 : x
  2. Step 2: Convert to fraction form
    480,527.40/721,150.14 = 181,303.08/x
  3. Step 3: Cross multiply
    480,527.40x = 721,150.14 × 181,303.08
  4. Step 4: Simplify right side
    480,527.40x = 130,746,741,524.43
  5. Step 5: Solve for x
    x = 130,746,741,524.43/480,527.40
  6. Step 6: Final answer
    x = 272,090.09

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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.