Home / 674,913.60-1,013,536.80-359,985.60

Finding the Fourth Proportional to 674,913.60, 1,013,536.80 and 359,985.60

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Solution

The fourth proportional to 674,913.60, 1,013,536.80 and 359,985.60 is: 540,600.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,913.60 : 1,013,536.80 = 359,985.60 : x
  2. Step 2: Convert to fraction form
    674,913.60/1,013,536.80 = 359,985.60/x
  3. Step 3: Cross multiply
    674,913.60x = 1,013,536.80 × 359,985.60
  4. Step 4: Simplify right side
    674,913.60x = 364,858,653,070.08
  5. Step 5: Solve for x
    x = 364,858,653,070.08/674,913.60
  6. Step 6: Final answer
    x = 540,600.53

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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.