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Finding the Fourth Proportional to 507,083.92, 759,504.66 and 346,779.98

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Solution

The fourth proportional to 507,083.92, 759,504.66 and 346,779.98 is: 519,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,083.92 : 759,504.66 = 346,779.98 : x
  2. Step 2: Convert to fraction form
    507,083.92/759,504.66 = 346,779.98/x
  3. Step 3: Cross multiply
    507,083.92x = 759,504.66 × 346,779.98
  4. Step 4: Simplify right side
    507,083.92x = 263,381,010,804.71
  5. Step 5: Solve for x
    x = 263,381,010,804.71/507,083.92
  6. Step 6: Final answer
    x = 519,403.20

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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.