Home / 646,762.02-892,473.69-360,275.96

Finding the Fourth Proportional to 646,762.02, 892,473.69 and 360,275.96

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Solution

The fourth proportional to 646,762.02, 892,473.69 and 360,275.96 is: 497,148.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,762.02 : 892,473.69 = 360,275.96 : x
  2. Step 2: Convert to fraction form
    646,762.02/892,473.69 = 360,275.96/x
  3. Step 3: Cross multiply
    646,762.02x = 892,473.69 × 360,275.96
  4. Step 4: Simplify right side
    646,762.02x = 321,536,815,439.49
  5. Step 5: Solve for x
    x = 321,536,815,439.49/646,762.02
  6. Step 6: Final answer
    x = 497,148.57

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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.