Home / 413,743.50-570,973.62-229,999.32

Finding the Fourth Proportional to 413,743.50, 570,973.62 and 229,999.32

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Solution

The fourth proportional to 413,743.50, 570,973.62 and 229,999.32 is: 317,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,743.50 : 570,973.62 = 229,999.32 : x
  2. Step 2: Convert to fraction form
    413,743.50/570,973.62 = 229,999.32/x
  3. Step 3: Cross multiply
    413,743.50x = 570,973.62 × 229,999.32
  4. Step 4: Simplify right side
    413,743.50x = 131,323,544,337.94
  5. Step 5: Solve for x
    x = 131,323,544,337.94/413,743.50
  6. Step 6: Final answer
    x = 317,403.28

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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.