Home / 569,142.03-785,431.85-314,509.62

Finding the Fourth Proportional to 569,142.03, 785,431.85 and 314,509.62

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Solution

The fourth proportional to 569,142.03, 785,431.85 and 314,509.62 is: 434,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,142.03 : 785,431.85 = 314,509.62 : x
  2. Step 2: Convert to fraction form
    569,142.03/785,431.85 = 314,509.62/x
  3. Step 3: Cross multiply
    569,142.03x = 785,431.85 × 314,509.62
  4. Step 4: Simplify right side
    569,142.03x = 247,025,871,106.85
  5. Step 5: Solve for x
    x = 247,025,871,106.85/569,142.03
  6. Step 6: Final answer
    x = 434,032.03

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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.