Home / 461,669.76-692,435.04-146,085.60

Finding the Fourth Proportional to 461,669.76, 692,435.04 and 146,085.60

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Solution

The fourth proportional to 461,669.76, 692,435.04 and 146,085.60 is: 219,106.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,669.76 : 692,435.04 = 146,085.60 : x
  2. Step 2: Convert to fraction form
    461,669.76/692,435.04 = 146,085.60/x
  3. Step 3: Cross multiply
    461,669.76x = 692,435.04 × 146,085.60
  4. Step 4: Simplify right side
    461,669.76x = 101,154,788,279.42
  5. Step 5: Solve for x
    x = 101,154,788,279.42/461,669.76
  6. Step 6: Final answer
    x = 219,106.38

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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.