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Finding the Fourth Proportional to 364,750.57, 502,241.51 and 330,536.45

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Solution

The fourth proportional to 364,750.57, 502,241.51 and 330,536.45 is: 455,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,750.57 : 502,241.51 = 330,536.45 : x
  2. Step 2: Convert to fraction form
    364,750.57/502,241.51 = 330,536.45/x
  3. Step 3: Cross multiply
    364,750.57x = 502,241.51 × 330,536.45
  4. Step 4: Simplify right side
    364,750.57x = 166,009,125,758.04
  5. Step 5: Solve for x
    x = 166,009,125,758.04/364,750.57
  6. Step 6: Final answer
    x = 455,130.55

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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.