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Finding the Fourth Proportional to 649,275.84, 896,005.08 and 362,808

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Solution

The fourth proportional to 649,275.84, 896,005.08 and 362,808 is: 500,677.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,275.84 : 896,005.08 = 362,808 : x
  2. Step 2: Convert to fraction form
    649,275.84/896,005.08 = 362,808/x
  3. Step 3: Cross multiply
    649,275.84x = 896,005.08 × 362,808
  4. Step 4: Simplify right side
    649,275.84x = 325,077,811,064.64
  5. Step 5: Solve for x
    x = 325,077,811,064.64/649,275.84
  6. Step 6: Final answer
    x = 500,677.51

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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.