Home / 570,799.69-788,233.05-427,310.62

Finding the Fourth Proportional to 570,799.69, 788,233.05 and 427,310.62

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Solution

The fourth proportional to 570,799.69, 788,233.05 and 427,310.62 is: 590,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,799.69 : 788,233.05 = 427,310.62 : x
  2. Step 2: Convert to fraction form
    570,799.69/788,233.05 = 427,310.62/x
  3. Step 3: Cross multiply
    570,799.69x = 788,233.05 × 427,310.62
  4. Step 4: Simplify right side
    570,799.69x = 336,820,353,299.99
  5. Step 5: Solve for x
    x = 336,820,353,299.99/570,799.69
  6. Step 6: Final answer
    x = 590,085.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.