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Finding the Fourth Proportional to 649,254.13, 895,953.90 and 362,776.57

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Solution

The fourth proportional to 649,254.13, 895,953.90 and 362,776.57 is: 500,622.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,254.13 : 895,953.90 = 362,776.57 : x
  2. Step 2: Convert to fraction form
    649,254.13/895,953.90 = 362,776.57/x
  3. Step 3: Cross multiply
    649,254.13x = 895,953.90 × 362,776.57
  4. Step 4: Simplify right side
    649,254.13x = 325,031,082,720.12
  5. Step 5: Solve for x
    x = 325,031,082,720.12/649,254.13
  6. Step 6: Final answer
    x = 500,622.28

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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.