Home / 675,136.32-1,011,810.24-358,912.32

Finding the Fourth Proportional to 675,136.32, 1,011,810.24 and 358,912.32

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Solution

The fourth proportional to 675,136.32, 1,011,810.24 and 358,912.32 is: 537,893.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,136.32 : 1,011,810.24 = 358,912.32 : x
  2. Step 2: Convert to fraction form
    675,136.32/1,011,810.24 = 358,912.32/x
  3. Step 3: Cross multiply
    675,136.32x = 1,011,810.24 × 358,912.32
  4. Step 4: Simplify right side
    675,136.32x = 363,151,160,638.16
  5. Step 5: Solve for x
    x = 363,151,160,638.16/675,136.32
  6. Step 6: Final answer
    x = 537,893.09

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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.