Home / 1,009,451.34-1,513,609.74-335,171.88

Finding the Fourth Proportional to 1,009,451.34, 1,513,609.74 and 335,171.88

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Solution

The fourth proportional to 1,009,451.34, 1,513,609.74 and 335,171.88 is: 502,569.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,451.34 : 1,513,609.74 = 335,171.88 : x
  2. Step 2: Convert to fraction form
    1,009,451.34/1,513,609.74 = 335,171.88/x
  3. Step 3: Cross multiply
    1,009,451.34x = 1,513,609.74 × 335,171.88
  4. Step 4: Simplify right side
    1,009,451.34x = 507,319,422,142.11
  5. Step 5: Solve for x
    x = 507,319,422,142.11/1,009,451.34
  6. Step 6: Final answer
    x = 502,569.47

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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.