Home / 926,270.02-1,389,210.63-261,266.50

Finding the Fourth Proportional to 926,270.02, 1,389,210.63 and 261,266.50

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Solution

The fourth proportional to 926,270.02, 1,389,210.63 and 261,266.50 is: 391,844.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,270.02 : 1,389,210.63 = 261,266.50 : x
  2. Step 2: Convert to fraction form
    926,270.02/1,389,210.63 = 261,266.50/x
  3. Step 3: Cross multiply
    926,270.02x = 1,389,210.63 × 261,266.50
  4. Step 4: Simplify right side
    926,270.02x = 362,954,199,062.90
  5. Step 5: Solve for x
    x = 362,954,199,062.90/926,270.02
  6. Step 6: Final answer
    x = 391,844.92

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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.