Home / 702,790.02-1,054,618.79-276,251.21

Finding the Fourth Proportional to 702,790.02, 1,054,618.79 and 276,251.21

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Solution

The fourth proportional to 702,790.02, 1,054,618.79 and 276,251.21 is: 414,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,790.02 : 1,054,618.79 = 276,251.21 : x
  2. Step 2: Convert to fraction form
    702,790.02/1,054,618.79 = 276,251.21/x
  3. Step 3: Cross multiply
    702,790.02x = 1,054,618.79 × 276,251.21
  4. Step 4: Simplify right side
    702,790.02x = 291,339,714,126.71
  5. Step 5: Solve for x
    x = 291,339,714,126.71/702,790.02
  6. Step 6: Final answer
    x = 414,547.31

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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.