Home / 770,587.58-1,156,114.11-230,861.36

Finding the Fourth Proportional to 770,587.58, 1,156,114.11 and 230,861.36

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Solution

The fourth proportional to 770,587.58, 1,156,114.11 and 230,861.36 is: 346,361.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,587.58 : 1,156,114.11 = 230,861.36 : x
  2. Step 2: Convert to fraction form
    770,587.58/1,156,114.11 = 230,861.36/x
  3. Step 3: Cross multiply
    770,587.58x = 1,156,114.11 × 230,861.36
  4. Step 4: Simplify right side
    770,587.58x = 266,902,075,749.79
  5. Step 5: Solve for x
    x = 266,902,075,749.79/770,587.58
  6. Step 6: Final answer
    x = 346,361.77

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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.