Home / 490,916.40-736,547.40-241,431.60

Finding the Fourth Proportional to 490,916.40, 736,547.40 and 241,431.60

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Solution

The fourth proportional to 490,916.40, 736,547.40 and 241,431.60 is: 362,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,916.40 : 736,547.40 = 241,431.60 : x
  2. Step 2: Convert to fraction form
    490,916.40/736,547.40 = 241,431.60/x
  3. Step 3: Cross multiply
    490,916.40x = 736,547.40 × 241,431.60
  4. Step 4: Simplify right side
    490,916.40x = 177,825,817,257.84
  5. Step 5: Solve for x
    x = 177,825,817,257.84/490,916.40
  6. Step 6: Final answer
    x = 362,232.38

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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.