Home / 578,041.02-797,169.60-496,343.76

Finding the Fourth Proportional to 578,041.02, 797,169.60 and 496,343.76

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Solution

The fourth proportional to 578,041.02, 797,169.60 and 496,343.76 is: 684,501.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,041.02 : 797,169.60 = 496,343.76 : x
  2. Step 2: Convert to fraction form
    578,041.02/797,169.60 = 496,343.76/x
  3. Step 3: Cross multiply
    578,041.02x = 797,169.60 × 496,343.76
  4. Step 4: Simplify right side
    578,041.02x = 395,670,156,621.70
  5. Step 5: Solve for x
    x = 395,670,156,621.70/578,041.02
  6. Step 6: Final answer
    x = 684,501.87

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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.