Home / 738,298-1,106,690.46-560,428.48

Finding the Fourth Proportional to 738,298, 1,106,690.46 and 560,428.48

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Solution

The fourth proportional to 738,298, 1,106,690.46 and 560,428.48 is: 840,068.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,298 : 1,106,690.46 = 560,428.48 : x
  2. Step 2: Convert to fraction form
    738,298/1,106,690.46 = 560,428.48/x
  3. Step 3: Cross multiply
    738,298x = 1,106,690.46 × 560,428.48
  4. Step 4: Simplify right side
    738,298x = 620,220,852,328.30
  5. Step 5: Solve for x
    x = 620,220,852,328.30/738,298
  6. Step 6: Final answer
    x = 840,068.44

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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.