Home / 944,780.20-1,303,770.68-515,060.22

Finding the Fourth Proportional to 944,780.20, 1,303,770.68 and 515,060.22

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Solution

The fourth proportional to 944,780.20, 1,303,770.68 and 515,060.22 is: 710,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,780.20 : 1,303,770.68 = 515,060.22 : x
  2. Step 2: Convert to fraction form
    944,780.20/1,303,770.68 = 515,060.22/x
  3. Step 3: Cross multiply
    944,780.20x = 1,303,770.68 × 515,060.22
  4. Step 4: Simplify right side
    944,780.20x = 671,520,413,270.35
  5. Step 5: Solve for x
    x = 671,520,413,270.35/944,780.20
  6. Step 6: Final answer
    x = 710,768.93

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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.