Home / 778,020.42-1,073,671.56-433,855.26

Finding the Fourth Proportional to 778,020.42, 1,073,671.56 and 433,855.26

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Solution

The fourth proportional to 778,020.42, 1,073,671.56 and 433,855.26 is: 598,722.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,020.42 : 1,073,671.56 = 433,855.26 : x
  2. Step 2: Convert to fraction form
    778,020.42/1,073,671.56 = 433,855.26/x
  3. Step 3: Cross multiply
    778,020.42x = 1,073,671.56 × 433,855.26
  4. Step 4: Simplify right side
    778,020.42x = 465,818,053,818.41
  5. Step 5: Solve for x
    x = 465,818,053,818.41/778,020.42
  6. Step 6: Final answer
    x = 598,722.14

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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.