Home / 316,862.26-437,106.36-214,853.20

Finding the Fourth Proportional to 316,862.26, 437,106.36 and 214,853.20

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Solution

The fourth proportional to 316,862.26, 437,106.36 and 214,853.20 is: 296,386.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,862.26 : 437,106.36 = 214,853.20 : x
  2. Step 2: Convert to fraction form
    316,862.26/437,106.36 = 214,853.20/x
  3. Step 3: Cross multiply
    316,862.26x = 437,106.36 × 214,853.20
  4. Step 4: Simplify right side
    316,862.26x = 93,913,700,186.35
  5. Step 5: Solve for x
    x = 93,913,700,186.35/316,862.26
  6. Step 6: Final answer
    x = 296,386.51

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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.