Home / 646,569.95-892,294.18-360,090.02

Finding the Fourth Proportional to 646,569.95, 892,294.18 and 360,090.02

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Solution

The fourth proportional to 646,569.95, 892,294.18 and 360,090.02 is: 496,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,569.95 : 892,294.18 = 360,090.02 : x
  2. Step 2: Convert to fraction form
    646,569.95/892,294.18 = 360,090.02/x
  3. Step 3: Cross multiply
    646,569.95x = 892,294.18 × 360,090.02
  4. Step 4: Simplify right side
    646,569.95x = 321,306,230,452.59
  5. Step 5: Solve for x
    x = 321,306,230,452.59/646,569.95
  6. Step 6: Final answer
    x = 496,939.63

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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.