Home / 762,476.10-1,142,970.30-363,009.48

Finding the Fourth Proportional to 762,476.10, 1,142,970.30 and 363,009.48

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Solution

The fourth proportional to 762,476.10, 1,142,970.30 and 363,009.48 is: 544,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,476.10 : 1,142,970.30 = 363,009.48 : x
  2. Step 2: Convert to fraction form
    762,476.10/1,142,970.30 = 363,009.48/x
  3. Step 3: Cross multiply
    762,476.10x = 1,142,970.30 × 363,009.48
  4. Step 4: Simplify right side
    762,476.10x = 414,909,054,258.44
  5. Step 5: Solve for x
    x = 414,909,054,258.44/762,476.10
  6. Step 6: Final answer
    x = 544,160.08

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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.