Home / 510,533.07-704,511.03-281,085.58

Finding the Fourth Proportional to 510,533.07, 704,511.03 and 281,085.58

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Solution

The fourth proportional to 510,533.07, 704,511.03 and 281,085.58 is: 387,884.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,533.07 : 704,511.03 = 281,085.58 : x
  2. Step 2: Convert to fraction form
    510,533.07/704,511.03 = 281,085.58/x
  3. Step 3: Cross multiply
    510,533.07x = 704,511.03 × 281,085.58
  4. Step 4: Simplify right side
    510,533.07x = 198,027,891,483.95
  5. Step 5: Solve for x
    x = 198,027,891,483.95/510,533.07
  6. Step 6: Final answer
    x = 387,884.55

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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.