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Finding the Fourth Proportional to 510,357.39, 704,103.48 and 509,570.07

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Solution

The fourth proportional to 510,357.39, 704,103.48 and 509,570.07 is: 703,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,357.39 : 704,103.48 = 509,570.07 : x
  2. Step 2: Convert to fraction form
    510,357.39/704,103.48 = 509,570.07/x
  3. Step 3: Cross multiply
    510,357.39x = 704,103.48 × 509,570.07
  4. Step 4: Simplify right side
    510,357.39x = 358,790,059,590.84
  5. Step 5: Solve for x
    x = 358,790,059,590.84/510,357.39
  6. Step 6: Final answer
    x = 703,017.27

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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.