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Finding the Fourth Proportional to 630,862.36, 941,465.72 and 563,546.48

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Solution

The fourth proportional to 630,862.36, 941,465.72 and 563,546.48 is: 841,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,862.36 : 941,465.72 = 563,546.48 : x
  2. Step 2: Convert to fraction form
    630,862.36/941,465.72 = 563,546.48/x
  3. Step 3: Cross multiply
    630,862.36x = 941,465.72 × 563,546.48
  4. Step 4: Simplify right side
    630,862.36x = 530,559,692,546.67
  5. Step 5: Solve for x
    x = 530,559,692,546.67/630,862.36
  6. Step 6: Final answer
    x = 841,007.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.