Home / 903,914.22-1,355,339.73-342,988.14

Finding the Fourth Proportional to 903,914.22, 1,355,339.73 and 342,988.14

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Solution

The fourth proportional to 903,914.22, 1,355,339.73 and 342,988.14 is: 514,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,914.22 : 1,355,339.73 = 342,988.14 : x
  2. Step 2: Convert to fraction form
    903,914.22/1,355,339.73 = 342,988.14/x
  3. Step 3: Cross multiply
    903,914.22x = 1,355,339.73 × 342,988.14
  4. Step 4: Simplify right side
    903,914.22x = 464,865,453,060.80
  5. Step 5: Solve for x
    x = 464,865,453,060.80/903,914.22
  6. Step 6: Final answer
    x = 514,280.50

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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.