Home / 578,698.02-798,812.90-471,081.22

Finding the Fourth Proportional to 578,698.02, 798,812.90 and 471,081.22

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Solution

The fourth proportional to 578,698.02, 798,812.90 and 471,081.22 is: 650,262.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,698.02 : 798,812.90 = 471,081.22 : x
  2. Step 2: Convert to fraction form
    578,698.02/798,812.90 = 471,081.22/x
  3. Step 3: Cross multiply
    578,698.02x = 798,812.90 × 471,081.22
  4. Step 4: Simplify right side
    578,698.02x = 376,305,755,483.74
  5. Step 5: Solve for x
    x = 376,305,755,483.74/578,698.02
  6. Step 6: Final answer
    x = 650,262.73

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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.