Home / 356,918.26-534,663.60-214,685

Finding the Fourth Proportional to 356,918.26, 534,663.60 and 214,685

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Solution

The fourth proportional to 356,918.26, 534,663.60 and 214,685 is: 321,598.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,918.26 : 534,663.60 = 214,685 : x
  2. Step 2: Convert to fraction form
    356,918.26/534,663.60 = 214,685/x
  3. Step 3: Cross multiply
    356,918.26x = 534,663.60 × 214,685
  4. Step 4: Simplify right side
    356,918.26x = 114,784,254,966
  5. Step 5: Solve for x
    x = 114,784,254,966/356,918.26
  6. Step 6: Final answer
    x = 321,598.16

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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.