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Finding the Fourth Proportional to 603,228, 904,841.32 and 153,948.84

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Solution

The fourth proportional to 603,228, 904,841.32 and 153,948.84 is: 230,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,228 : 904,841.32 = 153,948.84 : x
  2. Step 2: Convert to fraction form
    603,228/904,841.32 = 153,948.84/x
  3. Step 3: Cross multiply
    603,228x = 904,841.32 × 153,948.84
  4. Step 4: Simplify right side
    603,228x = 139,299,271,598.07
  5. Step 5: Solve for x
    x = 139,299,271,598.07/603,228
  6. Step 6: Final answer
    x = 230,923.09

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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.