Home / 935,964.30-1,291,630.86-506,244.48

Finding the Fourth Proportional to 935,964.30, 1,291,630.86 and 506,244.48

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Solution

The fourth proportional to 935,964.30, 1,291,630.86 and 506,244.48 is: 698,617.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,964.30 : 1,291,630.86 = 506,244.48 : x
  2. Step 2: Convert to fraction form
    935,964.30/1,291,630.86 = 506,244.48/x
  3. Step 3: Cross multiply
    935,964.30x = 1,291,630.86 × 506,244.48
  4. Step 4: Simplify right side
    935,964.30x = 653,880,993,072.65
  5. Step 5: Solve for x
    x = 653,880,993,072.65/935,964.30
  6. Step 6: Final answer
    x = 698,617.45

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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.