Home / 648,052.70-971,787.45-248,560.70

Finding the Fourth Proportional to 648,052.70, 971,787.45 and 248,560.70

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Solution

The fourth proportional to 648,052.70, 971,787.45 and 248,560.70 is: 372,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,052.70 : 971,787.45 = 248,560.70 : x
  2. Step 2: Convert to fraction form
    648,052.70/971,787.45 = 248,560.70/x
  3. Step 3: Cross multiply
    648,052.70x = 971,787.45 × 248,560.70
  4. Step 4: Simplify right side
    648,052.70x = 241,548,168,823.22
  5. Step 5: Solve for x
    x = 241,548,168,823.22/648,052.70
  6. Step 6: Final answer
    x = 372,729.21

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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.