Home / 788,386.44-1,182,657.08-212,002.59

Finding the Fourth Proportional to 788,386.44, 1,182,657.08 and 212,002.59

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Solution

The fourth proportional to 788,386.44, 1,182,657.08 and 212,002.59 is: 318,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,386.44 : 1,182,657.08 = 212,002.59 : x
  2. Step 2: Convert to fraction form
    788,386.44/1,182,657.08 = 212,002.59/x
  3. Step 3: Cross multiply
    788,386.44x = 1,182,657.08 × 212,002.59
  4. Step 4: Simplify right side
    788,386.44x = 250,726,364,041.84
  5. Step 5: Solve for x
    x = 250,726,364,041.84/788,386.44
  6. Step 6: Final answer
    x = 318,024.70

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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.