Home / 648,304.86-971,240.66-248,674.36

Finding the Fourth Proportional to 648,304.86, 971,240.66 and 248,674.36

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Solution

The fourth proportional to 648,304.86, 971,240.66 and 248,674.36 is: 372,544.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,304.86 : 971,240.66 = 248,674.36 : x
  2. Step 2: Convert to fraction form
    648,304.86/971,240.66 = 248,674.36/x
  3. Step 3: Cross multiply
    648,304.86x = 971,240.66 × 248,674.36
  4. Step 4: Simplify right side
    648,304.86x = 241,522,649,531.48
  5. Step 5: Solve for x
    x = 241,522,649,531.48/648,304.86
  6. Step 6: Final answer
    x = 372,544.87

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1.5x scale

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.