Home / 649,428.98-896,222.14-362,967.62

Finding the Fourth Proportional to 649,428.98, 896,222.14 and 362,967.62

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Solution

The fourth proportional to 649,428.98, 896,222.14 and 362,967.62 is: 500,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,428.98 : 896,222.14 = 362,967.62 : x
  2. Step 2: Convert to fraction form
    649,428.98/896,222.14 = 362,967.62/x
  3. Step 3: Cross multiply
    649,428.98x = 896,222.14 × 362,967.62
  4. Step 4: Simplify right side
    649,428.98x = 325,299,611,758.58
  5. Step 5: Solve for x
    x = 325,299,611,758.58/649,428.98
  6. Step 6: Final answer
    x = 500,900.98

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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.