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Finding the Fourth Proportional to 304,853.70, 456,502.95 and 242,645.70

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Solution

The fourth proportional to 304,853.70, 456,502.95 and 242,645.70 is: 363,349.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,853.70 : 456,502.95 = 242,645.70 : x
  2. Step 2: Convert to fraction form
    304,853.70/456,502.95 = 242,645.70/x
  3. Step 3: Cross multiply
    304,853.70x = 456,502.95 × 242,645.70
  4. Step 4: Simplify right side
    304,853.70x = 110,768,477,854.82
  5. Step 5: Solve for x
    x = 110,768,477,854.82/304,853.70
  6. Step 6: Final answer
    x = 363,349.63

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1.5x scale

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.