Home / 294,776.76-406,380.02-249,272.18

Finding the Fourth Proportional to 294,776.76, 406,380.02 and 249,272.18

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Solution

The fourth proportional to 294,776.76, 406,380.02 and 249,272.18 is: 343,647.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,776.76 : 406,380.02 = 249,272.18 : x
  2. Step 2: Convert to fraction form
    294,776.76/406,380.02 = 249,272.18/x
  3. Step 3: Cross multiply
    294,776.76x = 406,380.02 × 249,272.18
  4. Step 4: Simplify right side
    294,776.76x = 101,299,233,493.84
  5. Step 5: Solve for x
    x = 101,299,233,493.84/294,776.76
  6. Step 6: Final answer
    x = 343,647.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.