Home / 932,861.47-1,399,300.03-258,995.32

Finding the Fourth Proportional to 932,861.47, 1,399,300.03 and 258,995.32

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Solution

The fourth proportional to 932,861.47, 1,399,300.03 and 258,995.32 is: 388,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,861.47 : 1,399,300.03 = 258,995.32 : x
  2. Step 2: Convert to fraction form
    932,861.47/1,399,300.03 = 258,995.32/x
  3. Step 3: Cross multiply
    932,861.47x = 1,399,300.03 × 258,995.32
  4. Step 4: Simplify right side
    932,861.47x = 362,412,155,871.35
  5. Step 5: Solve for x
    x = 362,412,155,871.35/932,861.47
  6. Step 6: Final answer
    x = 388,495.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.