Home / 369,575.16-510,013.76-199,809.24

Finding the Fourth Proportional to 369,575.16, 510,013.76 and 199,809.24

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Solution

The fourth proportional to 369,575.16, 510,013.76 and 199,809.24 is: 275,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,575.16 : 510,013.76 = 199,809.24 : x
  2. Step 2: Convert to fraction form
    369,575.16/510,013.76 = 199,809.24/x
  3. Step 3: Cross multiply
    369,575.16x = 510,013.76 × 199,809.24
  4. Step 4: Simplify right side
    369,575.16x = 101,905,461,775.14
  5. Step 5: Solve for x
    x = 101,905,461,775.14/369,575.16
  6. Step 6: Final answer
    x = 275,736.77

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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.