Home / 956,615.61-1,435,125.78-316,883.10

Finding the Fourth Proportional to 956,615.61, 1,435,125.78 and 316,883.10

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Solution

The fourth proportional to 956,615.61, 1,435,125.78 and 316,883.10 is: 475,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,615.61 : 1,435,125.78 = 316,883.10 : x
  2. Step 2: Convert to fraction form
    956,615.61/1,435,125.78 = 316,883.10/x
  3. Step 3: Cross multiply
    956,615.61x = 1,435,125.78 × 316,883.10
  4. Step 4: Simplify right side
    956,615.61x = 454,767,106,056.32
  5. Step 5: Solve for x
    x = 454,767,106,056.32/956,615.61
  6. Step 6: Final answer
    x = 475,391.68

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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.