Home / 841,491.46-1,262,607.09-442,039.42

Finding the Fourth Proportional to 841,491.46, 1,262,607.09 and 442,039.42

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Solution

The fourth proportional to 841,491.46, 1,262,607.09 and 442,039.42 is: 663,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,491.46 : 1,262,607.09 = 442,039.42 : x
  2. Step 2: Convert to fraction form
    841,491.46/1,262,607.09 = 442,039.42/x
  3. Step 3: Cross multiply
    841,491.46x = 1,262,607.09 × 442,039.42
  4. Step 4: Simplify right side
    841,491.46x = 558,122,105,751.49
  5. Step 5: Solve for x
    x = 558,122,105,751.49/841,491.46
  6. Step 6: Final answer
    x = 663,253.44

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1.5x scale

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.