Home / 476,141.23-657,073.04-261,284.88

Finding the Fourth Proportional to 476,141.23, 657,073.04 and 261,284.88

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Solution

The fourth proportional to 476,141.23, 657,073.04 and 261,284.88 is: 360,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,141.23 : 657,073.04 = 261,284.88 : x
  2. Step 2: Convert to fraction form
    476,141.23/657,073.04 = 261,284.88/x
  3. Step 3: Cross multiply
    476,141.23x = 657,073.04 × 261,284.88
  4. Step 4: Simplify right side
    476,141.23x = 171,683,250,407.64
  5. Step 5: Solve for x
    x = 171,683,250,407.64/476,141.23
  6. Step 6: Final answer
    x = 360,572.12

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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.