Home / 805,580.04-1,208,369.98-383,576.52

Finding the Fourth Proportional to 805,580.04, 1,208,369.98 and 383,576.52

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Solution

The fourth proportional to 805,580.04, 1,208,369.98 and 383,576.52 is: 575,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,580.04 : 1,208,369.98 = 383,576.52 : x
  2. Step 2: Convert to fraction form
    805,580.04/1,208,369.98 = 383,576.52/x
  3. Step 3: Cross multiply
    805,580.04x = 1,208,369.98 × 383,576.52
  4. Step 4: Simplify right side
    805,580.04x = 463,502,351,800.87
  5. Step 5: Solve for x
    x = 463,502,351,800.87/805,580.04
  6. Step 6: Final answer
    x = 575,364.74

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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.