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Finding the Fourth Proportional to 651,174.51, 898,535.52 and 375,542.67

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Solution

The fourth proportional to 651,174.51, 898,535.52 and 375,542.67 is: 518,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,174.51 : 898,535.52 = 375,542.67 : x
  2. Step 2: Convert to fraction form
    651,174.51/898,535.52 = 375,542.67/x
  3. Step 3: Cross multiply
    651,174.51x = 898,535.52 × 375,542.67
  4. Step 4: Simplify right side
    651,174.51x = 337,438,428,270.64
  5. Step 5: Solve for x
    x = 337,438,428,270.64/651,174.51
  6. Step 6: Final answer
    x = 518,199.69

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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.