Home / 510,749.42-704,827.58-281,302.34

Finding the Fourth Proportional to 510,749.42, 704,827.58 and 281,302.34

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Solution

The fourth proportional to 510,749.42, 704,827.58 and 281,302.34 is: 388,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,749.42 : 704,827.58 = 281,302.34 : x
  2. Step 2: Convert to fraction form
    510,749.42/704,827.58 = 281,302.34/x
  3. Step 3: Cross multiply
    510,749.42x = 704,827.58 × 281,302.34
  4. Step 4: Simplify right side
    510,749.42x = 198,269,642,619.89
  5. Step 5: Solve for x
    x = 198,269,642,619.89/510,749.42
  6. Step 6: Final answer
    x = 388,193.58

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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.