Home / 788,736.76-1,183,264.34-249,077.36

Finding the Fourth Proportional to 788,736.76, 1,183,264.34 and 249,077.36

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Solution

The fourth proportional to 788,736.76, 1,183,264.34 and 249,077.36 is: 373,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,736.76 : 1,183,264.34 = 249,077.36 : x
  2. Step 2: Convert to fraction form
    788,736.76/1,183,264.34 = 249,077.36/x
  3. Step 3: Cross multiply
    788,736.76x = 1,183,264.34 × 249,077.36
  4. Step 4: Simplify right side
    788,736.76x = 294,724,359,702.12
  5. Step 5: Solve for x
    x = 294,724,359,702.12/788,736.76
  6. Step 6: Final answer
    x = 373,666.32

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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.