Home / 783,094.72-1,174,601.76-459,062.68

Finding the Fourth Proportional to 783,094.72, 1,174,601.76 and 459,062.68

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Solution

The fourth proportional to 783,094.72, 1,174,601.76 and 459,062.68 is: 688,570.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,094.72 : 1,174,601.76 = 459,062.68 : x
  2. Step 2: Convert to fraction form
    783,094.72/1,174,601.76 = 459,062.68/x
  3. Step 3: Cross multiply
    783,094.72x = 1,174,601.76 × 459,062.68
  4. Step 4: Simplify right side
    783,094.72x = 539,215,831,878.32
  5. Step 5: Solve for x
    x = 539,215,831,878.32/783,094.72
  6. Step 6: Final answer
    x = 688,570.38

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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.