Home / 282,642.64-423,966.36-82,966.32

Finding the Fourth Proportional to 282,642.64, 423,966.36 and 82,966.32

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Solution

The fourth proportional to 282,642.64, 423,966.36 and 82,966.32 is: 124,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,642.64 : 423,966.36 = 82,966.32 : x
  2. Step 2: Convert to fraction form
    282,642.64/423,966.36 = 82,966.32/x
  3. Step 3: Cross multiply
    282,642.64x = 423,966.36 × 82,966.32
  4. Step 4: Simplify right side
    282,642.64x = 35,174,928,693.00
  5. Step 5: Solve for x
    x = 35,174,928,693.00/282,642.64
  6. Step 6: Final answer
    x = 124,450.18

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1.5x scale

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.