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Finding the Fourth Proportional to 569,007.96, 785,219.58 and 314,352.60

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Solution

The fourth proportional to 569,007.96, 785,219.58 and 314,352.60 is: 433,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,007.96 : 785,219.58 = 314,352.60 : x
  2. Step 2: Convert to fraction form
    569,007.96/785,219.58 = 314,352.60/x
  3. Step 3: Cross multiply
    569,007.96x = 785,219.58 × 314,352.60
  4. Step 4: Simplify right side
    569,007.96x = 246,835,816,543.91
  5. Step 5: Solve for x
    x = 246,835,816,543.91/569,007.96
  6. Step 6: Final answer
    x = 433,800.29

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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.