Home / 684,672.96-1,021,993.04-603,871.82

Finding the Fourth Proportional to 684,672.96, 1,021,993.04 and 603,871.82

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Solution

The fourth proportional to 684,672.96, 1,021,993.04 and 603,871.82 is: 901,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,672.96 : 1,021,993.04 = 603,871.82 : x
  2. Step 2: Convert to fraction form
    684,672.96/1,021,993.04 = 603,871.82/x
  3. Step 3: Cross multiply
    684,672.96x = 1,021,993.04 × 603,871.82
  4. Step 4: Simplify right side
    684,672.96x = 617,152,788,962.81
  5. Step 5: Solve for x
    x = 617,152,788,962.81/684,672.96
  6. Step 6: Final answer
    x = 901,383.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.