Home / 829,991.03-1,145,372.06-507,677.45

Finding the Fourth Proportional to 829,991.03, 1,145,372.06 and 507,677.45

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Solution

The fourth proportional to 829,991.03, 1,145,372.06 and 507,677.45 is: 700,585.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,991.03 : 1,145,372.06 = 507,677.45 : x
  2. Step 2: Convert to fraction form
    829,991.03/1,145,372.06 = 507,677.45/x
  3. Step 3: Cross multiply
    829,991.03x = 1,145,372.06 × 507,677.45
  4. Step 4: Simplify right side
    829,991.03x = 581,479,562,264.38
  5. Step 5: Solve for x
    x = 581,479,562,264.38/829,991.03
  6. Step 6: Final answer
    x = 700,585.36

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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.