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Finding the Fourth Proportional to 453,765.44, 626,184.86 and 249,814.32

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Solution

The fourth proportional to 453,765.44, 626,184.86 and 249,814.32 is: 344,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,765.44 : 626,184.86 = 249,814.32 : x
  2. Step 2: Convert to fraction form
    453,765.44/626,184.86 = 249,814.32/x
  3. Step 3: Cross multiply
    453,765.44x = 626,184.86 × 249,814.32
  4. Step 4: Simplify right side
    453,765.44x = 156,429,943,746.12
  5. Step 5: Solve for x
    x = 156,429,943,746.12/453,765.44
  6. Step 6: Final answer
    x = 344,737.46

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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.