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Finding the Fourth Proportional to 714,804.88, 1,071,892.40 and 335,833.32

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Solution

The fourth proportional to 714,804.88, 1,071,892.40 and 335,833.32 is: 503,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,804.88 : 1,071,892.40 = 335,833.32 : x
  2. Step 2: Convert to fraction form
    714,804.88/1,071,892.40 = 335,833.32/x
  3. Step 3: Cross multiply
    714,804.88x = 1,071,892.40 × 335,833.32
  4. Step 4: Simplify right side
    714,804.88x = 359,977,183,374.77
  5. Step 5: Solve for x
    x = 359,977,183,374.77/714,804.88
  6. Step 6: Final answer
    x = 503,602.02

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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.