Home / 841,606.12-1,262,409.18-342,882.28

Finding the Fourth Proportional to 841,606.12, 1,262,409.18 and 342,882.28

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Solution

The fourth proportional to 841,606.12, 1,262,409.18 and 342,882.28 is: 514,323.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,606.12 : 1,262,409.18 = 342,882.28 : x
  2. Step 2: Convert to fraction form
    841,606.12/1,262,409.18 = 342,882.28/x
  3. Step 3: Cross multiply
    841,606.12x = 1,262,409.18 × 342,882.28
  4. Step 4: Simplify right side
    841,606.12x = 432,857,737,931.33
  5. Step 5: Solve for x
    x = 432,857,737,931.33/841,606.12
  6. Step 6: Final answer
    x = 514,323.42

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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.