Home / 1,238,750.04-1,858,309.74-439,964.58

Finding the Fourth Proportional to 1,238,750.04, 1,858,309.74 and 439,964.58

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Solution

The fourth proportional to 1,238,750.04, 1,858,309.74 and 439,964.58 is: 660,012.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,750.04 : 1,858,309.74 = 439,964.58 : x
  2. Step 2: Convert to fraction form
    1,238,750.04/1,858,309.74 = 439,964.58/x
  3. Step 3: Cross multiply
    1,238,750.04x = 1,858,309.74 × 439,964.58
  4. Step 4: Simplify right side
    1,238,750.04x = 817,590,464,269.01
  5. Step 5: Solve for x
    x = 817,590,464,269.01/1,238,750.04
  6. Step 6: Final answer
    x = 660,012.46

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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.