Home / 910,310.96-1,365,642.60-349,301.84

Finding the Fourth Proportional to 910,310.96, 1,365,642.60 and 349,301.84

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Solution

The fourth proportional to 910,310.96, 1,365,642.60 and 349,301.84 is: 524,020.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,310.96 : 1,365,642.60 = 349,301.84 : x
  2. Step 2: Convert to fraction form
    910,310.96/1,365,642.60 = 349,301.84/x
  3. Step 3: Cross multiply
    910,310.96x = 1,365,642.60 × 349,301.84
  4. Step 4: Simplify right side
    910,310.96x = 477,021,472,962.38
  5. Step 5: Solve for x
    x = 477,021,472,962.38/910,310.96
  6. Step 6: Final answer
    x = 524,020.36

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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.