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Finding the Fourth Proportional to 590,533.24, 885,370.74 and 235,440.76

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Solution

The fourth proportional to 590,533.24, 885,370.74 and 235,440.76 is: 352,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,533.24 : 885,370.74 = 235,440.76 : x
  2. Step 2: Convert to fraction form
    590,533.24/885,370.74 = 235,440.76/x
  3. Step 3: Cross multiply
    590,533.24x = 885,370.74 × 235,440.76
  4. Step 4: Simplify right side
    590,533.24x = 208,452,359,907.36
  5. Step 5: Solve for x
    x = 208,452,359,907.36/590,533.24
  6. Step 6: Final answer
    x = 352,990.05

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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.