Home / 827,832.64-1,142,503.44-460,346.16

Finding the Fourth Proportional to 827,832.64, 1,142,503.44 and 460,346.16

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Solution

The fourth proportional to 827,832.64, 1,142,503.44 and 460,346.16 is: 635,330.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,832.64 : 1,142,503.44 = 460,346.16 : x
  2. Step 2: Convert to fraction form
    827,832.64/1,142,503.44 = 460,346.16/x
  3. Step 3: Cross multiply
    827,832.64x = 1,142,503.44 × 460,346.16
  4. Step 4: Simplify right side
    827,832.64x = 525,947,071,390.79
  5. Step 5: Solve for x
    x = 525,947,071,390.79/827,832.64
  6. Step 6: Final answer
    x = 635,330.19

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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.