Home / 513,085.04-707,598.96-322,116.24

Finding the Fourth Proportional to 513,085.04, 707,598.96 and 322,116.24

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Solution

The fourth proportional to 513,085.04, 707,598.96 and 322,116.24 is: 444,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,085.04 : 707,598.96 = 322,116.24 : x
  2. Step 2: Convert to fraction form
    513,085.04/707,598.96 = 322,116.24/x
  3. Step 3: Cross multiply
    513,085.04x = 707,598.96 × 322,116.24
  4. Step 4: Simplify right side
    513,085.04x = 227,929,116,423.11
  5. Step 5: Solve for x
    x = 227,929,116,423.11/513,085.04
  6. Step 6: Final answer
    x = 444,232.63

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Double scale
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Similar ratio
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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.