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Finding the Fourth Proportional to 935,205, 1,402,462.71 and 336,005.34

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Solution

The fourth proportional to 935,205, 1,402,462.71 and 336,005.34 is: 503,884.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,205 : 1,402,462.71 = 336,005.34 : x
  2. Step 2: Convert to fraction form
    935,205/1,402,462.71 = 336,005.34/x
  3. Step 3: Cross multiply
    935,205x = 1,402,462.71 × 336,005.34
  4. Step 4: Simplify right side
    935,205x = 471,234,959,710.87
  5. Step 5: Solve for x
    x = 471,234,959,710.87/935,205
  6. Step 6: Final answer
    x = 503,884.13

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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.