Home / 476,111.80-657,012.26-261,246.52

Finding the Fourth Proportional to 476,111.80, 657,012.26 and 261,246.52

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Solution

The fourth proportional to 476,111.80, 657,012.26 and 261,246.52 is: 360,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,111.80 : 657,012.26 = 261,246.52 : x
  2. Step 2: Convert to fraction form
    476,111.80/657,012.26 = 261,246.52/x
  3. Step 3: Cross multiply
    476,111.80x = 657,012.26 × 261,246.52
  4. Step 4: Simplify right side
    476,111.80x = 171,642,166,522.34
  5. Step 5: Solve for x
    x = 171,642,166,522.34/476,111.80
  6. Step 6: Final answer
    x = 360,508.11

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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.