Home / 316,934.23-437,117.29-269,345.11

Finding the Fourth Proportional to 316,934.23, 437,117.29 and 269,345.11

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Solution

The fourth proportional to 316,934.23, 437,117.29 and 269,345.11 is: 371,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,934.23 : 437,117.29 = 269,345.11 : x
  2. Step 2: Convert to fraction form
    316,934.23/437,117.29 = 269,345.11/x
  3. Step 3: Cross multiply
    316,934.23x = 437,117.29 × 269,345.11
  4. Step 4: Simplify right side
    316,934.23x = 117,735,404,557.95
  5. Step 5: Solve for x
    x = 117,735,404,557.95/316,934.23
  6. Step 6: Final answer
    x = 371,482.14

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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.