Home / 984,775.65-1,476,572.18-385,021.68

Finding the Fourth Proportional to 984,775.65, 1,476,572.18 and 385,021.68

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Solution

The fourth proportional to 984,775.65, 1,476,572.18 and 385,021.68 is: 577,301.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,775.65 : 1,476,572.18 = 385,021.68 : x
  2. Step 2: Convert to fraction form
    984,775.65/1,476,572.18 = 385,021.68/x
  3. Step 3: Cross multiply
    984,775.65x = 1,476,572.18 × 385,021.68
  4. Step 4: Simplify right side
    984,775.65x = 568,512,299,459.75
  5. Step 5: Solve for x
    x = 568,512,299,459.75/984,775.65
  6. Step 6: Final answer
    x = 577,301.34

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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.