Home / 1,019,269.30-1,528,913.18-309,297.34

Finding the Fourth Proportional to 1,019,269.30, 1,528,913.18 and 309,297.34

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Solution

The fourth proportional to 1,019,269.30, 1,528,913.18 and 309,297.34 is: 463,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,269.30 : 1,528,913.18 = 309,297.34 : x
  2. Step 2: Convert to fraction form
    1,019,269.30/1,528,913.18 = 309,297.34/x
  3. Step 3: Cross multiply
    1,019,269.30x = 1,528,913.18 × 309,297.34
  4. Step 4: Simplify right side
    1,019,269.30x = 472,888,779,664.94
  5. Step 5: Solve for x
    x = 472,888,779,664.94/1,019,269.30
  6. Step 6: Final answer
    x = 463,948.81

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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.