Home / 675,433.90-1,013,152.02-276,074.32

Finding the Fourth Proportional to 675,433.90, 1,013,152.02 and 276,074.32

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Solution

The fourth proportional to 675,433.90, 1,013,152.02 and 276,074.32 is: 414,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,433.90 : 1,013,152.02 = 276,074.32 : x
  2. Step 2: Convert to fraction form
    675,433.90/1,013,152.02 = 276,074.32/x
  3. Step 3: Cross multiply
    675,433.90x = 1,013,152.02 × 276,074.32
  4. Step 4: Simplify right side
    675,433.90x = 279,705,254,978.13
  5. Step 5: Solve for x
    x = 279,705,254,978.13/675,433.90
  6. Step 6: Final answer
    x = 414,111.96

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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.