Home / 665,152.52-997,725.90-166,515.08

Finding the Fourth Proportional to 665,152.52, 997,725.90 and 166,515.08

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Solution

The fourth proportional to 665,152.52, 997,725.90 and 166,515.08 is: 249,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,152.52 : 997,725.90 = 166,515.08 : x
  2. Step 2: Convert to fraction form
    665,152.52/997,725.90 = 166,515.08/x
  3. Step 3: Cross multiply
    665,152.52x = 997,725.90 × 166,515.08
  4. Step 4: Simplify right side
    665,152.52x = 166,136,408,056.57
  5. Step 5: Solve for x
    x = 166,136,408,056.57/665,152.52
  6. Step 6: Final answer
    x = 249,771.90

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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.