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Finding the Fourth Proportional to 649,271.34, 895,998.87 and 362,803.50

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Solution

The fourth proportional to 649,271.34, 895,998.87 and 362,803.50 is: 500,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,271.34 : 895,998.87 = 362,803.50 : x
  2. Step 2: Convert to fraction form
    649,271.34/895,998.87 = 362,803.50/x
  3. Step 3: Cross multiply
    649,271.34x = 895,998.87 × 362,803.50
  4. Step 4: Simplify right side
    649,271.34x = 325,071,526,032.05
  5. Step 5: Solve for x
    x = 325,071,526,032.05/649,271.34
  6. Step 6: Final answer
    x = 500,671.30

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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.