Home / 841,560.98-1,262,466.03-309,040.49

Finding the Fourth Proportional to 841,560.98, 1,262,466.03 and 309,040.49

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Solution

The fourth proportional to 841,560.98, 1,262,466.03 and 309,040.49 is: 463,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,560.98 : 1,262,466.03 = 309,040.49 : x
  2. Step 2: Convert to fraction form
    841,560.98/1,262,466.03 = 309,040.49/x
  3. Step 3: Cross multiply
    841,560.98x = 1,262,466.03 × 309,040.49
  4. Step 4: Simplify right side
    841,560.98x = 390,153,115,366.13
  5. Step 5: Solve for x
    x = 390,153,115,366.13/841,560.98
  6. Step 6: Final answer
    x = 463,606.47

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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.