Home / 262,816.02-362,686.59-155,439.18

Finding the Fourth Proportional to 262,816.02, 362,686.59 and 155,439.18

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Solution

The fourth proportional to 262,816.02, 362,686.59 and 155,439.18 is: 214,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,816.02 : 362,686.59 = 155,439.18 : x
  2. Step 2: Convert to fraction form
    262,816.02/362,686.59 = 155,439.18/x
  3. Step 3: Cross multiply
    262,816.02x = 362,686.59 × 155,439.18
  4. Step 4: Simplify right side
    262,816.02x = 56,375,706,146.60
  5. Step 5: Solve for x
    x = 56,375,706,146.60/262,816.02
  6. Step 6: Final answer
    x = 214,506.35

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1.5x scale

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.