Home / 910,090.33-1,364,552.29-377,978.65

Finding the Fourth Proportional to 910,090.33, 1,364,552.29 and 377,978.65

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Solution

The fourth proportional to 910,090.33, 1,364,552.29 and 377,978.65 is: 566,725.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,090.33 : 1,364,552.29 = 377,978.65 : x
  2. Step 2: Convert to fraction form
    910,090.33/1,364,552.29 = 377,978.65/x
  3. Step 3: Cross multiply
    910,090.33x = 1,364,552.29 × 377,978.65
  4. Step 4: Simplify right side
    910,090.33x = 515,771,632,428.61
  5. Step 5: Solve for x
    x = 515,771,632,428.61/910,090.33
  6. Step 6: Final answer
    x = 566,725.76

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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.