Home / 649,384.70-896,136.01-362,931.44

Finding the Fourth Proportional to 649,384.70, 896,136.01 and 362,931.44

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Solution

The fourth proportional to 649,384.70, 896,136.01 and 362,931.44 is: 500,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,384.70 : 896,136.01 = 362,931.44 : x
  2. Step 2: Convert to fraction form
    649,384.70/896,136.01 = 362,931.44/x
  3. Step 3: Cross multiply
    649,384.70x = 896,136.01 × 362,931.44
  4. Step 4: Simplify right side
    649,384.70x = 325,235,927,157.15
  5. Step 5: Solve for x
    x = 325,235,927,157.15/649,384.70
  6. Step 6: Final answer
    x = 500,837.07

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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.