Home / 798,435.60-1,195,903.80-424,021.20

Finding the Fourth Proportional to 798,435.60, 1,195,903.80 and 424,021.20

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Solution

The fourth proportional to 798,435.60, 1,195,903.80 and 424,021.20 is: 635,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,435.60 : 1,195,903.80 = 424,021.20 : x
  2. Step 2: Convert to fraction form
    798,435.60/1,195,903.80 = 424,021.20/x
  3. Step 3: Cross multiply
    798,435.60x = 1,195,903.80 × 424,021.20
  4. Step 4: Simplify right side
    798,435.60x = 507,088,564,360.56
  5. Step 5: Solve for x
    x = 507,088,564,360.56/798,435.60
  6. Step 6: Final answer
    x = 635,102.65

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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.