Home / 830,563.47-1,246,000.38-571,991.49

Finding the Fourth Proportional to 830,563.47, 1,246,000.38 and 571,991.49

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Solution

The fourth proportional to 830,563.47, 1,246,000.38 and 571,991.49 is: 858,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,563.47 : 1,246,000.38 = 571,991.49 : x
  2. Step 2: Convert to fraction form
    830,563.47/1,246,000.38 = 571,991.49/x
  3. Step 3: Cross multiply
    830,563.47x = 1,246,000.38 × 571,991.49
  4. Step 4: Simplify right side
    830,563.47x = 712,701,613,896.77
  5. Step 5: Solve for x
    x = 712,701,613,896.77/830,563.47
  6. Step 6: Final answer
    x = 858,094.10

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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.