Home / 916,681.48-1,375,059.50-436,662.52

Finding the Fourth Proportional to 916,681.48, 1,375,059.50 and 436,662.52

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Solution

The fourth proportional to 916,681.48, 1,375,059.50 and 436,662.52 is: 655,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,681.48 : 1,375,059.50 = 436,662.52 : x
  2. Step 2: Convert to fraction form
    916,681.48/1,375,059.50 = 436,662.52/x
  3. Step 3: Cross multiply
    916,681.48x = 1,375,059.50 × 436,662.52
  4. Step 4: Simplify right side
    916,681.48x = 600,436,946,419.94
  5. Step 5: Solve for x
    x = 600,436,946,419.94/916,681.48
  6. Step 6: Final answer
    x = 655,011.54

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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.