Home / 926,264.02-1,389,201.63-261,260.50

Finding the Fourth Proportional to 926,264.02, 1,389,201.63 and 261,260.50

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Solution

The fourth proportional to 926,264.02, 1,389,201.63 and 261,260.50 is: 391,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,264.02 : 1,389,201.63 = 261,260.50 : x
  2. Step 2: Convert to fraction form
    926,264.02/1,389,201.63 = 261,260.50/x
  3. Step 3: Cross multiply
    926,264.02x = 1,389,201.63 × 261,260.50
  4. Step 4: Simplify right side
    926,264.02x = 362,943,512,454.62
  5. Step 5: Solve for x
    x = 362,943,512,454.62/926,264.02
  6. Step 6: Final answer
    x = 391,835.92

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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.