Home / 1,232,253.02-1,700,448.44-688,280.51

Finding the Fourth Proportional to 1,232,253.02, 1,700,448.44 and 688,280.51

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Solution

The fourth proportional to 1,232,253.02, 1,700,448.44 and 688,280.51 is: 949,793.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,253.02 : 1,700,448.44 = 688,280.51 : x
  2. Step 2: Convert to fraction form
    1,232,253.02/1,700,448.44 = 688,280.51/x
  3. Step 3: Cross multiply
    1,232,253.02x = 1,700,448.44 × 688,280.51
  4. Step 4: Simplify right side
    1,232,253.02x = 1,170,385,507,568.26
  5. Step 5: Solve for x
    x = 1,170,385,507,568.26/1,232,253.02
  6. Step 6: Final answer
    x = 949,793.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.