Home / 993,897.60-1,491,040.80-425,277.60

Finding the Fourth Proportional to 993,897.60, 1,491,040.80 and 425,277.60

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Solution

The fourth proportional to 993,897.60, 1,491,040.80 and 425,277.60 is: 637,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,897.60 : 1,491,040.80 = 425,277.60 : x
  2. Step 2: Convert to fraction form
    993,897.60/1,491,040.80 = 425,277.60/x
  3. Step 3: Cross multiply
    993,897.60x = 1,491,040.80 × 425,277.60
  4. Step 4: Simplify right side
    993,897.60x = 634,106,252,926.08
  5. Step 5: Solve for x
    x = 634,106,252,926.08/993,897.60
  6. Step 6: Final answer
    x = 637,999.58

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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.