Home / 403,502.15-556,707.33-229,043.33

Finding the Fourth Proportional to 403,502.15, 556,707.33 and 229,043.33

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Solution

The fourth proportional to 403,502.15, 556,707.33 and 229,043.33 is: 316,008.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,502.15 : 556,707.33 = 229,043.33 : x
  2. Step 2: Convert to fraction form
    403,502.15/556,707.33 = 229,043.33/x
  3. Step 3: Cross multiply
    403,502.15x = 556,707.33 × 229,043.33
  4. Step 4: Simplify right side
    403,502.15x = 127,510,102,090.38
  5. Step 5: Solve for x
    x = 127,510,102,090.38/403,502.15
  6. Step 6: Final answer
    x = 316,008.49

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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.