Home / 771,771.49-1,157,208.42-292,036.33

Finding the Fourth Proportional to 771,771.49, 1,157,208.42 and 292,036.33

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Solution

The fourth proportional to 771,771.49, 1,157,208.42 and 292,036.33 is: 437,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,771.49 : 1,157,208.42 = 292,036.33 : x
  2. Step 2: Convert to fraction form
    771,771.49/1,157,208.42 = 292,036.33/x
  3. Step 3: Cross multiply
    771,771.49x = 1,157,208.42 × 292,036.33
  4. Step 4: Simplify right side
    771,771.49x = 337,946,902,563.55
  5. Step 5: Solve for x
    x = 337,946,902,563.55/771,771.49
  6. Step 6: Final answer
    x = 437,884.67

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Double scale
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1.5x scale

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.