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Finding the Fourth Proportional to 364,048.68, 502,275.86 and 211,056.35

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Solution

The fourth proportional to 364,048.68, 502,275.86 and 211,056.35 is: 291,193.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,048.68 : 502,275.86 = 211,056.35 : x
  2. Step 2: Convert to fraction form
    364,048.68/502,275.86 = 211,056.35/x
  3. Step 3: Cross multiply
    364,048.68x = 502,275.86 × 211,056.35
  4. Step 4: Simplify right side
    364,048.68x = 106,008,507,513.12
  5. Step 5: Solve for x
    x = 106,008,507,513.12/364,048.68
  6. Step 6: Final answer
    x = 291,193.22

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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.