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Finding the Fourth Proportional to 401,511.04, 601,214.40 and 282,538.24

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Solution

The fourth proportional to 401,511.04, 601,214.40 and 282,538.24 is: 423,066.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,511.04 : 601,214.40 = 282,538.24 : x
  2. Step 2: Convert to fraction form
    401,511.04/601,214.40 = 282,538.24/x
  3. Step 3: Cross multiply
    401,511.04x = 601,214.40 × 282,538.24
  4. Step 4: Simplify right side
    401,511.04x = 169,866,058,438.66
  5. Step 5: Solve for x
    x = 169,866,058,438.66/401,511.04
  6. Step 6: Final answer
    x = 423,066.97

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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.