Home / 738,428.00-1,018,524.78-452,089.55

Finding the Fourth Proportional to 738,428.00, 1,018,524.78 and 452,089.55

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Solution

The fourth proportional to 738,428.00, 1,018,524.78 and 452,089.55 is: 623,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,428.00 : 1,018,524.78 = 452,089.55 : x
  2. Step 2: Convert to fraction form
    738,428.00/1,018,524.78 = 452,089.55/x
  3. Step 3: Cross multiply
    738,428.00x = 1,018,524.78 × 452,089.55
  4. Step 4: Simplify right side
    738,428.00x = 460,464,412,000.36
  5. Step 5: Solve for x
    x = 460,464,412,000.36/738,428.00
  6. Step 6: Final answer
    x = 623,573.88

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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.