Home / 649,427.10-896,219.55-362,965.74

Finding the Fourth Proportional to 649,427.10, 896,219.55 and 362,965.74

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Solution

The fourth proportional to 649,427.10, 896,219.55 and 362,965.74 is: 500,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,427.10 : 896,219.55 = 362,965.74 : x
  2. Step 2: Convert to fraction form
    649,427.10/896,219.55 = 362,965.74/x
  3. Step 3: Cross multiply
    649,427.10x = 896,219.55 × 362,965.74
  4. Step 4: Simplify right side
    649,427.10x = 325,296,992,168.22
  5. Step 5: Solve for x
    x = 325,296,992,168.22/649,427.10
  6. Step 6: Final answer
    x = 500,898.40

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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.