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Finding the Fourth Proportional to 477,802.08, 716,703.12 and 197,010.72

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Solution

The fourth proportional to 477,802.08, 716,703.12 and 197,010.72 is: 295,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,802.08 : 716,703.12 = 197,010.72 : x
  2. Step 2: Convert to fraction form
    477,802.08/716,703.12 = 197,010.72/x
  3. Step 3: Cross multiply
    477,802.08x = 716,703.12 × 197,010.72
  4. Step 4: Simplify right side
    477,802.08x = 141,198,197,697.45
  5. Step 5: Solve for x
    x = 141,198,197,697.45/477,802.08
  6. Step 6: Final answer
    x = 295,516.08

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.