Home / 304,733.16-457,152.78-127,364.76

Finding the Fourth Proportional to 304,733.16, 457,152.78 and 127,364.76

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Solution

The fourth proportional to 304,733.16, 457,152.78 and 127,364.76 is: 191,069.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,733.16 : 457,152.78 = 127,364.76 : x
  2. Step 2: Convert to fraction form
    304,733.16/457,152.78 = 127,364.76/x
  3. Step 3: Cross multiply
    304,733.16x = 457,152.78 × 127,364.76
  4. Step 4: Simplify right side
    304,733.16x = 58,225,154,108.03
  5. Step 5: Solve for x
    x = 58,225,154,108.03/304,733.16
  6. Step 6: Final answer
    x = 191,069.31

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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.