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Finding the Fourth Proportional to 575,999.48, 863,999.24 and 155,275.35

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Solution

The fourth proportional to 575,999.48, 863,999.24 and 155,275.35 is: 232,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,999.48 : 863,999.24 = 155,275.35 : x
  2. Step 2: Convert to fraction form
    575,999.48/863,999.24 = 155,275.35/x
  3. Step 3: Cross multiply
    575,999.48x = 863,999.24 × 155,275.35
  4. Step 4: Simplify right side
    575,999.48x = 134,157,783,614.36
  5. Step 5: Solve for x
    x = 134,157,783,614.36/575,999.48
  6. Step 6: Final answer
    x = 232,913.03

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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.