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Finding the Fourth Proportional to 628,695.68, 942,698.88 and 249,232

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Solution

The fourth proportional to 628,695.68, 942,698.88 and 249,232 is: 373,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,695.68 : 942,698.88 = 249,232 : x
  2. Step 2: Convert to fraction form
    628,695.68/942,698.88 = 249,232/x
  3. Step 3: Cross multiply
    628,695.68x = 942,698.88 × 249,232
  4. Step 4: Simplify right side
    628,695.68x = 234,950,727,260.16
  5. Step 5: Solve for x
    x = 234,950,727,260.16/628,695.68
  6. Step 6: Final answer
    x = 373,711.38

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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.