Home / 901,283.34-1,243,907.62-514,096.86

Finding the Fourth Proportional to 901,283.34, 1,243,907.62 and 514,096.86

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Solution

The fourth proportional to 901,283.34, 1,243,907.62 and 514,096.86 is: 709,531.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,283.34 : 1,243,907.62 = 514,096.86 : x
  2. Step 2: Convert to fraction form
    901,283.34/1,243,907.62 = 514,096.86/x
  3. Step 3: Cross multiply
    901,283.34x = 1,243,907.62 × 514,096.86
  4. Step 4: Simplify right side
    901,283.34x = 639,489,001,572.07
  5. Step 5: Solve for x
    x = 639,489,001,572.07/901,283.34
  6. Step 6: Final answer
    x = 709,531.59

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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.