Home / 910,388.94-1,365,649.02-349,423.44

Finding the Fourth Proportional to 910,388.94, 1,365,649.02 and 349,423.44

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Solution

The fourth proportional to 910,388.94, 1,365,649.02 and 349,423.44 is: 524,160.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,388.94 : 1,365,649.02 = 349,423.44 : x
  2. Step 2: Convert to fraction form
    910,388.94/1,365,649.02 = 349,423.44/x
  3. Step 3: Cross multiply
    910,388.94x = 1,365,649.02 × 349,423.44
  4. Step 4: Simplify right side
    910,388.94x = 477,189,778,401.03
  5. Step 5: Solve for x
    x = 477,189,778,401.03/910,388.94
  6. Step 6: Final answer
    x = 524,160.34

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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.