Home / 875,196.10-1,312,006.28-314,099.38

Finding the Fourth Proportional to 875,196.10, 1,312,006.28 and 314,099.38

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Solution

The fourth proportional to 875,196.10, 1,312,006.28 and 314,099.38 is: 470,866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,196.10 : 1,312,006.28 = 314,099.38 : x
  2. Step 2: Convert to fraction form
    875,196.10/1,312,006.28 = 314,099.38/x
  3. Step 3: Cross multiply
    875,196.10x = 1,312,006.28 × 314,099.38
  4. Step 4: Simplify right side
    875,196.10x = 412,100,356,609.34
  5. Step 5: Solve for x
    x = 412,100,356,609.34/875,196.10
  6. Step 6: Final answer
    x = 470,866.31

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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.