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Finding the Fourth Proportional to 364,259.10, 502,460.37 and 283,558.80

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Solution

The fourth proportional to 364,259.10, 502,460.37 and 283,558.80 is: 391,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,259.10 : 502,460.37 = 283,558.80 : x
  2. Step 2: Convert to fraction form
    364,259.10/502,460.37 = 283,558.80/x
  3. Step 3: Cross multiply
    364,259.10x = 502,460.37 × 283,558.80
  4. Step 4: Simplify right side
    364,259.10x = 142,477,059,564.76
  5. Step 5: Solve for x
    x = 142,477,059,564.76/364,259.10
  6. Step 6: Final answer
    x = 391,142.07

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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.