Home / 649,398.81-896,210.15-362,941.77

Finding the Fourth Proportional to 649,398.81, 896,210.15 and 362,941.77

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Solution

The fourth proportional to 649,398.81, 896,210.15 and 362,941.77 is: 500,881.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,398.81 : 896,210.15 = 362,941.77 : x
  2. Step 2: Convert to fraction form
    649,398.81/896,210.15 = 362,941.77/x
  3. Step 3: Cross multiply
    649,398.81x = 896,210.15 × 362,941.77
  4. Step 4: Simplify right side
    649,398.81x = 325,272,096,318.26
  5. Step 5: Solve for x
    x = 325,272,096,318.26/649,398.81
  6. Step 6: Final answer
    x = 500,881.88

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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.