Home / 738,063.36-1,106,395.20-363,648.96

Finding the Fourth Proportional to 738,063.36, 1,106,395.20 and 363,648.96

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Solution

The fourth proportional to 738,063.36, 1,106,395.20 and 363,648.96 is: 545,128.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,063.36 : 1,106,395.20 = 363,648.96 : x
  2. Step 2: Convert to fraction form
    738,063.36/1,106,395.20 = 363,648.96/x
  3. Step 3: Cross multiply
    738,063.36x = 1,106,395.20 × 363,648.96
  4. Step 4: Simplify right side
    738,063.36x = 402,339,463,828.99
  5. Step 5: Solve for x
    x = 402,339,463,828.99/738,063.36
  6. Step 6: Final answer
    x = 545,128.62

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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.