Home / 440,467.52-607,828.93-239,259.20

Finding the Fourth Proportional to 440,467.52, 607,828.93 and 239,259.20

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Solution

The fourth proportional to 440,467.52, 607,828.93 and 239,259.20 is: 330,168.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,467.52 : 607,828.93 = 239,259.20 : x
  2. Step 2: Convert to fraction form
    440,467.52/607,828.93 = 239,259.20/x
  3. Step 3: Cross multiply
    440,467.52x = 607,828.93 × 239,259.20
  4. Step 4: Simplify right side
    440,467.52x = 145,428,663,528.66
  5. Step 5: Solve for x
    x = 145,428,663,528.66/440,467.52
  6. Step 6: Final answer
    x = 330,168.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.