Home / 910,642.61-1,365,725.90-270,774.02

Finding the Fourth Proportional to 910,642.61, 1,365,725.90 and 270,774.02

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Solution

The fourth proportional to 910,642.61, 1,365,725.90 and 270,774.02 is: 406,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,642.61 : 1,365,725.90 = 270,774.02 : x
  2. Step 2: Convert to fraction form
    910,642.61/1,365,725.90 = 270,774.02/x
  3. Step 3: Cross multiply
    910,642.61x = 1,365,725.90 × 270,774.02
  4. Step 4: Simplify right side
    910,642.61x = 369,803,083,978.62
  5. Step 5: Solve for x
    x = 369,803,083,978.62/910,642.61
  6. Step 6: Final answer
    x = 406,090.25

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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.