Home / 767,678.65-1,152,515.79-590,310.18

Finding the Fourth Proportional to 767,678.65, 1,152,515.79 and 590,310.18

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Solution

The fourth proportional to 767,678.65, 1,152,515.79 and 590,310.18 is: 886,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,678.65 : 1,152,515.79 = 590,310.18 : x
  2. Step 2: Convert to fraction form
    767,678.65/1,152,515.79 = 590,310.18/x
  3. Step 3: Cross multiply
    767,678.65x = 1,152,515.79 × 590,310.18
  4. Step 4: Simplify right side
    767,678.65x = 680,341,803,447.74
  5. Step 5: Solve for x
    x = 680,341,803,447.74/767,678.65
  6. Step 6: Final answer
    x = 886,232.55

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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.