Home / 450,511.02-675,789-134,937.84

Finding the Fourth Proportional to 450,511.02, 675,789 and 134,937.84

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Solution

The fourth proportional to 450,511.02, 675,789 and 134,937.84 is: 202,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,511.02 : 675,789 = 134,937.84 : x
  2. Step 2: Convert to fraction form
    450,511.02/675,789 = 134,937.84/x
  3. Step 3: Cross multiply
    450,511.02x = 675,789 × 134,937.84
  4. Step 4: Simplify right side
    450,511.02x = 91,189,507,955.76
  5. Step 5: Solve for x
    x = 91,189,507,955.76/450,511.02
  6. Step 6: Final answer
    x = 202,413.49

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1.5x scale

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.