Home / 778,898.70-1,168,348.05-335,666.70

Finding the Fourth Proportional to 778,898.70, 1,168,348.05 and 335,666.70

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Solution

The fourth proportional to 778,898.70, 1,168,348.05 and 335,666.70 is: 503,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,898.70 : 1,168,348.05 = 335,666.70 : x
  2. Step 2: Convert to fraction form
    778,898.70/1,168,348.05 = 335,666.70/x
  3. Step 3: Cross multiply
    778,898.70x = 1,168,348.05 × 335,666.70
  4. Step 4: Simplify right side
    778,898.70x = 392,175,534,394.94
  5. Step 5: Solve for x
    x = 392,175,534,394.94/778,898.70
  6. Step 6: Final answer
    x = 503,500.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.