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Finding the Fourth Proportional to 607,114.20, 909,893.70 and 466,174.20

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Solution

The fourth proportional to 607,114.20, 909,893.70 and 466,174.20 is: 698,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,114.20 : 909,893.70 = 466,174.20 : x
  2. Step 2: Convert to fraction form
    607,114.20/909,893.70 = 466,174.20/x
  3. Step 3: Cross multiply
    607,114.20x = 909,893.70 × 466,174.20
  4. Step 4: Simplify right side
    607,114.20x = 424,168,967,682.54
  5. Step 5: Solve for x
    x = 424,168,967,682.54/607,114.20
  6. Step 6: Final answer
    x = 698,664.22

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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.