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Finding the Fourth Proportional to 793,090, 1,094,471.88 and 435,401.68

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Solution

The fourth proportional to 793,090, 1,094,471.88 and 435,401.68 is: 600,858.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,090 : 1,094,471.88 = 435,401.68 : x
  2. Step 2: Convert to fraction form
    793,090/1,094,471.88 = 435,401.68/x
  3. Step 3: Cross multiply
    793,090x = 1,094,471.88 × 435,401.68
  4. Step 4: Simplify right side
    793,090x = 476,534,895,264.76
  5. Step 5: Solve for x
    x = 476,534,895,264.76/793,090
  6. Step 6: Final answer
    x = 600,858.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.