Home / 869,762.34-1,200,281.76-482,584.77

Finding the Fourth Proportional to 869,762.34, 1,200,281.76 and 482,584.77

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Solution

The fourth proportional to 869,762.34, 1,200,281.76 and 482,584.77 is: 665,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,762.34 : 1,200,281.76 = 482,584.77 : x
  2. Step 2: Convert to fraction form
    869,762.34/1,200,281.76 = 482,584.77/x
  3. Step 3: Cross multiply
    869,762.34x = 1,200,281.76 × 482,584.77
  4. Step 4: Simplify right side
    869,762.34x = 579,237,697,084.80
  5. Step 5: Solve for x
    x = 579,237,697,084.80/869,762.34
  6. Step 6: Final answer
    x = 665,972.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.