Home / 848,289.44-1,272,434.40-398,680.16

Finding the Fourth Proportional to 848,289.44, 1,272,434.40 and 398,680.16

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Solution

The fourth proportional to 848,289.44, 1,272,434.40 and 398,680.16 is: 598,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,289.44 : 1,272,434.40 = 398,680.16 : x
  2. Step 2: Convert to fraction form
    848,289.44/1,272,434.40 = 398,680.16/x
  3. Step 3: Cross multiply
    848,289.44x = 1,272,434.40 × 398,680.16
  4. Step 4: Simplify right side
    848,289.44x = 507,294,350,181.50
  5. Step 5: Solve for x
    x = 507,294,350,181.50/848,289.44
  6. Step 6: Final answer
    x = 598,020.35

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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.