Home / 788,861.04-1,088,628.18-426,285.06

Finding the Fourth Proportional to 788,861.04, 1,088,628.18 and 426,285.06

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Solution

The fourth proportional to 788,861.04, 1,088,628.18 and 426,285.06 is: 588,273.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,861.04 : 1,088,628.18 = 426,285.06 : x
  2. Step 2: Convert to fraction form
    788,861.04/1,088,628.18 = 426,285.06/x
  3. Step 3: Cross multiply
    788,861.04x = 1,088,628.18 × 426,285.06
  4. Step 4: Simplify right side
    788,861.04x = 464,065,929,028.99
  5. Step 5: Solve for x
    x = 464,065,929,028.99/788,861.04
  6. Step 6: Final answer
    x = 588,273.35

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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.