Home / 689,524.38-1,032,148.17-373,196.70

Finding the Fourth Proportional to 689,524.38, 1,032,148.17 and 373,196.70

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Solution

The fourth proportional to 689,524.38, 1,032,148.17 and 373,196.70 is: 558,637.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,524.38 : 1,032,148.17 = 373,196.70 : x
  2. Step 2: Convert to fraction form
    689,524.38/1,032,148.17 = 373,196.70/x
  3. Step 3: Cross multiply
    689,524.38x = 1,032,148.17 × 373,196.70
  4. Step 4: Simplify right side
    689,524.38x = 385,194,290,955.04
  5. Step 5: Solve for x
    x = 385,194,290,955.04/689,524.38
  6. Step 6: Final answer
    x = 558,637.67

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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.