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Finding the Fourth Proportional to 604,011, 906,016.50 and 160,779

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Solution

The fourth proportional to 604,011, 906,016.50 and 160,779 is: 241,168.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,011 : 906,016.50 = 160,779 : x
  2. Step 2: Convert to fraction form
    604,011/906,016.50 = 160,779/x
  3. Step 3: Cross multiply
    604,011x = 906,016.50 × 160,779
  4. Step 4: Simplify right side
    604,011x = 145,668,426,853.50
  5. Step 5: Solve for x
    x = 145,668,426,853.50/604,011
  6. Step 6: Final answer
    x = 241,168.50

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Similar ratio
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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.