Home / 909,675.49-1,364,113.60-340,657.50

Finding the Fourth Proportional to 909,675.49, 1,364,113.60 and 340,657.50

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Solution

The fourth proportional to 909,675.49, 1,364,113.60 and 340,657.50 is: 510,836.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,675.49 : 1,364,113.60 = 340,657.50 : x
  2. Step 2: Convert to fraction form
    909,675.49/1,364,113.60 = 340,657.50/x
  3. Step 3: Cross multiply
    909,675.49x = 1,364,113.60 × 340,657.50
  4. Step 4: Simplify right side
    909,675.49x = 464,695,524,803.61
  5. Step 5: Solve for x
    x = 464,695,524,803.61/909,675.49
  6. Step 6: Final answer
    x = 510,836.59

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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.