Home / 652,221.60-977,846.40-336,904.80

Finding the Fourth Proportional to 652,221.60, 977,846.40 and 336,904.80

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Solution

The fourth proportional to 652,221.60, 977,846.40 and 336,904.80 is: 505,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,221.60 : 977,846.40 = 336,904.80 : x
  2. Step 2: Convert to fraction form
    652,221.60/977,846.40 = 336,904.80/x
  3. Step 3: Cross multiply
    652,221.60x = 977,846.40 × 336,904.80
  4. Step 4: Simplify right side
    652,221.60x = 329,441,145,822.72
  5. Step 5: Solve for x
    x = 329,441,145,822.72/652,221.60
  6. Step 6: Final answer
    x = 505,106.16

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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.