Home / 369,941.23-510,494.78-208,774.36

Finding the Fourth Proportional to 369,941.23, 510,494.78 and 208,774.36

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Solution

The fourth proportional to 369,941.23, 510,494.78 and 208,774.36 is: 288,095.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,941.23 : 510,494.78 = 208,774.36 : x
  2. Step 2: Convert to fraction form
    369,941.23/510,494.78 = 208,774.36/x
  3. Step 3: Cross multiply
    369,941.23x = 510,494.78 × 208,774.36
  4. Step 4: Simplify right side
    369,941.23x = 106,578,221,550.72
  5. Step 5: Solve for x
    x = 106,578,221,550.72/369,941.23
  6. Step 6: Final answer
    x = 288,095.01

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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.