Home / 893,117.40-1,339,892.10-262,051.80

Finding the Fourth Proportional to 893,117.40, 1,339,892.10 and 262,051.80

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Solution

The fourth proportional to 893,117.40, 1,339,892.10 and 262,051.80 is: 393,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,117.40 : 1,339,892.10 = 262,051.80 : x
  2. Step 2: Convert to fraction form
    893,117.40/1,339,892.10 = 262,051.80/x
  3. Step 3: Cross multiply
    893,117.40x = 1,339,892.10 × 262,051.80
  4. Step 4: Simplify right side
    893,117.40x = 351,121,136,610.78
  5. Step 5: Solve for x
    x = 351,121,136,610.78/893,117.40
  6. Step 6: Final answer
    x = 393,141.08

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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.