Home / 369,428.04-510,231.20-248,359.14

Finding the Fourth Proportional to 369,428.04, 510,231.20 and 248,359.14

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Solution

The fourth proportional to 369,428.04, 510,231.20 and 248,359.14 is: 343,018.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,428.04 : 510,231.20 = 248,359.14 : x
  2. Step 2: Convert to fraction form
    369,428.04/510,231.20 = 248,359.14/x
  3. Step 3: Cross multiply
    369,428.04x = 510,231.20 × 248,359.14
  4. Step 4: Simplify right side
    369,428.04x = 126,720,580,753.37
  5. Step 5: Solve for x
    x = 126,720,580,753.37/369,428.04
  6. Step 6: Final answer
    x = 343,018.31

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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.