Home / 369,982.51-554,749.02-145,073.48

Finding the Fourth Proportional to 369,982.51, 554,749.02 and 145,073.48

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Solution

The fourth proportional to 369,982.51, 554,749.02 and 145,073.48 is: 217,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,982.51 : 554,749.02 = 145,073.48 : x
  2. Step 2: Convert to fraction form
    369,982.51/554,749.02 = 145,073.48/x
  3. Step 3: Cross multiply
    369,982.51x = 554,749.02 × 145,073.48
  4. Step 4: Simplify right side
    369,982.51x = 80,479,372,244.86
  5. Step 5: Solve for x
    x = 80,479,372,244.86/369,982.51
  6. Step 6: Final answer
    x = 217,522.10

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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.