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Finding the Fourth Proportional to 651,513.42, 899,097.39 and 365,027.34

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Solution

The fourth proportional to 651,513.42, 899,097.39 and 365,027.34 is: 503,742.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,513.42 : 899,097.39 = 365,027.34 : x
  2. Step 2: Convert to fraction form
    651,513.42/899,097.39 = 365,027.34/x
  3. Step 3: Cross multiply
    651,513.42x = 899,097.39 × 365,027.34
  4. Step 4: Simplify right side
    651,513.42x = 328,195,128,672.64
  5. Step 5: Solve for x
    x = 328,195,128,672.64/651,513.42
  6. Step 6: Final answer
    x = 503,742.70

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Double scale
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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.