Home / 648,424.60-972,176.10-293,608.60

Finding the Fourth Proportional to 648,424.60, 972,176.10 and 293,608.60

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Solution

The fourth proportional to 648,424.60, 972,176.10 and 293,608.60 is: 440,204.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,424.60 : 972,176.10 = 293,608.60 : x
  2. Step 2: Convert to fraction form
    648,424.60/972,176.10 = 293,608.60/x
  3. Step 3: Cross multiply
    648,424.60x = 972,176.10 × 293,608.60
  4. Step 4: Simplify right side
    648,424.60x = 285,439,263,674.46
  5. Step 5: Solve for x
    x = 285,439,263,674.46/648,424.60
  6. Step 6: Final answer
    x = 440,204.25

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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.