Home / 746,534.19-1,030,217.73-407,002.44

Finding the Fourth Proportional to 746,534.19, 1,030,217.73 and 407,002.44

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Solution

The fourth proportional to 746,534.19, 1,030,217.73 and 407,002.44 is: 561,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,534.19 : 1,030,217.73 = 407,002.44 : x
  2. Step 2: Convert to fraction form
    746,534.19/1,030,217.73 = 407,002.44/x
  3. Step 3: Cross multiply
    746,534.19x = 1,030,217.73 × 407,002.44
  4. Step 4: Simplify right side
    746,534.19x = 419,301,129,841.26
  5. Step 5: Solve for x
    x = 419,301,129,841.26/746,534.19
  6. Step 6: Final answer
    x = 561,663.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.