Home / 395,587.18-593,157.21-155,775.34

Finding the Fourth Proportional to 395,587.18, 593,157.21 and 155,775.34

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Solution

The fourth proportional to 395,587.18, 593,157.21 and 155,775.34 is: 233,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,587.18 : 593,157.21 = 155,775.34 : x
  2. Step 2: Convert to fraction form
    395,587.18/593,157.21 = 155,775.34/x
  3. Step 3: Cross multiply
    395,587.18x = 593,157.21 × 155,775.34
  4. Step 4: Simplify right side
    395,587.18x = 92,399,266,061.20
  5. Step 5: Solve for x
    x = 92,399,266,061.20/395,587.18
  6. Step 6: Final answer
    x = 233,574.98

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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.