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Finding the Fourth Proportional to 503,907.48, 695,392.26 and 277,552.98

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Solution

The fourth proportional to 503,907.48, 695,392.26 and 277,552.98 is: 383,023.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,907.48 : 695,392.26 = 277,552.98 : x
  2. Step 2: Convert to fraction form
    503,907.48/695,392.26 = 277,552.98/x
  3. Step 3: Cross multiply
    503,907.48x = 695,392.26 × 277,552.98
  4. Step 4: Simplify right side
    503,907.48x = 193,008,194,031.94
  5. Step 5: Solve for x
    x = 193,008,194,031.94/503,907.48
  6. Step 6: Final answer
    x = 383,023.08

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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.