Home / 455,927.10-683,890.65-367,353.60

Finding the Fourth Proportional to 455,927.10, 683,890.65 and 367,353.60

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Solution

The fourth proportional to 455,927.10, 683,890.65 and 367,353.60 is: 551,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,927.10 : 683,890.65 = 367,353.60 : x
  2. Step 2: Convert to fraction form
    455,927.10/683,890.65 = 367,353.60/x
  3. Step 3: Cross multiply
    455,927.10x = 683,890.65 × 367,353.60
  4. Step 4: Simplify right side
    455,927.10x = 251,229,692,283.84
  5. Step 5: Solve for x
    x = 251,229,692,283.84/455,927.10
  6. Step 6: Final answer
    x = 551,030.40

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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.