Home / 788,654.59-1,182,981.88-189,615.75

Finding the Fourth Proportional to 788,654.59, 1,182,981.88 and 189,615.75

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Solution

The fourth proportional to 788,654.59, 1,182,981.88 and 189,615.75 is: 284,423.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,654.59 : 1,182,981.88 = 189,615.75 : x
  2. Step 2: Convert to fraction form
    788,654.59/1,182,981.88 = 189,615.75/x
  3. Step 3: Cross multiply
    788,654.59x = 1,182,981.88 × 189,615.75
  4. Step 4: Simplify right side
    788,654.59x = 224,311,996,412.61
  5. Step 5: Solve for x
    x = 224,311,996,412.61/788,654.59
  6. Step 6: Final answer
    x = 284,423.62

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1.5x scale

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.