Home / 691,602.48-1,036,531.08-370,959.12

Finding the Fourth Proportional to 691,602.48, 1,036,531.08 and 370,959.12

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Solution

The fourth proportional to 691,602.48, 1,036,531.08 and 370,959.12 is: 555,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,602.48 : 1,036,531.08 = 370,959.12 : x
  2. Step 2: Convert to fraction form
    691,602.48/1,036,531.08 = 370,959.12/x
  3. Step 3: Cross multiply
    691,602.48x = 1,036,531.08 × 370,959.12
  4. Step 4: Simplify right side
    691,602.48x = 384,510,657,289.45
  5. Step 5: Solve for x
    x = 384,510,657,289.45/691,602.48
  6. Step 6: Final answer
    x = 555,970.62

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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.