Home / 369,948.33-510,530.45-208,810.17

Finding the Fourth Proportional to 369,948.33, 510,530.45 and 208,810.17

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Solution

The fourth proportional to 369,948.33, 510,530.45 and 208,810.17 is: 288,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,948.33 : 510,530.45 = 208,810.17 : x
  2. Step 2: Convert to fraction form
    369,948.33/510,530.45 = 208,810.17/x
  3. Step 3: Cross multiply
    369,948.33x = 510,530.45 × 208,810.17
  4. Step 4: Simplify right side
    369,948.33x = 106,603,949,010.63
  5. Step 5: Solve for x
    x = 106,603,949,010.63/369,948.33
  6. Step 6: Final answer
    x = 288,159.02

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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.