Home / 893,948.54-1,340,893.10-388,510.02

Finding the Fourth Proportional to 893,948.54, 1,340,893.10 and 388,510.02

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Solution

The fourth proportional to 893,948.54, 1,340,893.10 and 388,510.02 is: 582,752.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,948.54 : 1,340,893.10 = 388,510.02 : x
  2. Step 2: Convert to fraction form
    893,948.54/1,340,893.10 = 388,510.02/x
  3. Step 3: Cross multiply
    893,948.54x = 1,340,893.10 × 388,510.02
  4. Step 4: Simplify right side
    893,948.54x = 520,950,406,070.14
  5. Step 5: Solve for x
    x = 520,950,406,070.14/893,948.54
  6. Step 6: Final answer
    x = 582,752.12

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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.