Home / 900,792.64-1,351,204.62-331,880.91

Finding the Fourth Proportional to 900,792.64, 1,351,204.62 and 331,880.91

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Solution

The fourth proportional to 900,792.64, 1,351,204.62 and 331,880.91 is: 497,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,792.64 : 1,351,204.62 = 331,880.91 : x
  2. Step 2: Convert to fraction form
    900,792.64/1,351,204.62 = 331,880.91/x
  3. Step 3: Cross multiply
    900,792.64x = 1,351,204.62 × 331,880.91
  4. Step 4: Simplify right side
    900,792.64x = 448,439,018,881.80
  5. Step 5: Solve for x
    x = 448,439,018,881.80/900,792.64
  6. Step 6: Final answer
    x = 497,827.13

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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.