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Finding the Fourth Proportional to 304,875.60, 457,148.40 and 242,099.58

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Solution

The fourth proportional to 304,875.60, 457,148.40 and 242,099.58 is: 363,018.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,875.60 : 457,148.40 = 242,099.58 : x
  2. Step 2: Convert to fraction form
    304,875.60/457,148.40 = 242,099.58/x
  3. Step 3: Cross multiply
    304,875.60x = 457,148.40 × 242,099.58
  4. Step 4: Simplify right side
    304,875.60x = 110,675,435,637.67
  5. Step 5: Solve for x
    x = 110,675,435,637.67/304,875.60
  6. Step 6: Final answer
    x = 363,018.34

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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.