Home / 718,411.04-1,077,699.96-238,681.65

Finding the Fourth Proportional to 718,411.04, 1,077,699.96 and 238,681.65

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Solution

The fourth proportional to 718,411.04, 1,077,699.96 and 238,681.65 is: 358,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,411.04 : 1,077,699.96 = 238,681.65 : x
  2. Step 2: Convert to fraction form
    718,411.04/1,077,699.96 = 238,681.65/x
  3. Step 3: Cross multiply
    718,411.04x = 1,077,699.96 × 238,681.65
  4. Step 4: Simplify right side
    718,411.04x = 257,227,204,657.73
  5. Step 5: Solve for x
    x = 257,227,204,657.73/718,411.04
  6. Step 6: Final answer
    x = 358,050.19

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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.