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Finding the Fourth Proportional to 594,426.48, 891,707.38 and 215,525.66

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Solution

The fourth proportional to 594,426.48, 891,707.38 and 215,525.66 is: 323,313.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,426.48 : 891,707.38 = 215,525.66 : x
  2. Step 2: Convert to fraction form
    594,426.48/891,707.38 = 215,525.66/x
  3. Step 3: Cross multiply
    594,426.48x = 891,707.38 × 215,525.66
  4. Step 4: Simplify right side
    594,426.48x = 192,185,816,604.02
  5. Step 5: Solve for x
    x = 192,185,816,604.02/594,426.48
  6. Step 6: Final answer
    x = 323,313.01

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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.