Home / 369,983.90-510,567.00-208,853.94

Finding the Fourth Proportional to 369,983.90, 510,567.00 and 208,853.94

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Solution

The fourth proportional to 369,983.90, 510,567.00 and 208,853.94 is: 288,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,983.90 : 510,567.00 = 208,853.94 : x
  2. Step 2: Convert to fraction form
    369,983.90/510,567.00 = 208,853.94/x
  3. Step 3: Cross multiply
    369,983.90x = 510,567.00 × 208,853.94
  4. Step 4: Simplify right side
    369,983.90x = 106,633,930,715.40
  5. Step 5: Solve for x
    x = 106,633,930,715.40/369,983.90
  6. Step 6: Final answer
    x = 288,212.35

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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.