Home / 767,658.65-1,152,485.79-590,290.21

Finding the Fourth Proportional to 767,658.65, 1,152,485.79 and 590,290.21

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Solution

The fourth proportional to 767,658.65, 1,152,485.79 and 590,290.21 is: 886,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,658.65 : 1,152,485.79 = 590,290.21 : x
  2. Step 2: Convert to fraction form
    767,658.65/1,152,485.79 = 590,290.21/x
  3. Step 3: Cross multiply
    767,658.65x = 1,152,485.79 × 590,290.21
  4. Step 4: Simplify right side
    767,658.65x = 680,301,079,001.12
  5. Step 5: Solve for x
    x = 680,301,079,001.12/767,658.65
  6. Step 6: Final answer
    x = 886,202.58

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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.