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Finding the Fourth Proportional to 544,015.36, 750,726.21 and 302,291.74

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Solution

The fourth proportional to 544,015.36, 750,726.21 and 302,291.74 is: 417,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,015.36 : 750,726.21 = 302,291.74 : x
  2. Step 2: Convert to fraction form
    544,015.36/750,726.21 = 302,291.74/x
  3. Step 3: Cross multiply
    544,015.36x = 750,726.21 × 302,291.74
  4. Step 4: Simplify right side
    544,015.36x = 226,938,332,284.51
  5. Step 5: Solve for x
    x = 226,938,332,284.51/544,015.36
  6. Step 6: Final answer
    x = 417,154.27

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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.