Home / 382,369.23-527,683.05-210,300.48

Finding the Fourth Proportional to 382,369.23, 527,683.05 and 210,300.48

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Solution

The fourth proportional to 382,369.23, 527,683.05 and 210,300.48 is: 290,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,369.23 : 527,683.05 = 210,300.48 : x
  2. Step 2: Convert to fraction form
    382,369.23/527,683.05 = 210,300.48/x
  3. Step 3: Cross multiply
    382,369.23x = 527,683.05 × 210,300.48
  4. Step 4: Simplify right side
    382,369.23x = 110,971,998,702.86
  5. Step 5: Solve for x
    x = 110,971,998,702.86/382,369.23
  6. Step 6: Final answer
    x = 290,222.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.