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Finding the Fourth Proportional to 651,036.72, 898,420.83 and 364,567.07

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Solution

The fourth proportional to 651,036.72, 898,420.83 and 364,567.07 is: 503,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,036.72 : 898,420.83 = 364,567.07 : x
  2. Step 2: Convert to fraction form
    651,036.72/898,420.83 = 364,567.07/x
  3. Step 3: Cross multiply
    651,036.72x = 898,420.83 × 364,567.07
  4. Step 4: Simplify right side
    651,036.72x = 327,534,645,127.96
  5. Step 5: Solve for x
    x = 327,534,645,127.96/651,036.72
  6. Step 6: Final answer
    x = 503,097.04

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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.