Home / 1,008,484.83-1,391,709.06-555,775.83

Finding the Fourth Proportional to 1,008,484.83, 1,391,709.06 and 555,775.83

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Solution

The fourth proportional to 1,008,484.83, 1,391,709.06 and 555,775.83 is: 766,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,484.83 : 1,391,709.06 = 555,775.83 : x
  2. Step 2: Convert to fraction form
    1,008,484.83/1,391,709.06 = 555,775.83/x
  3. Step 3: Cross multiply
    1,008,484.83x = 1,391,709.06 × 555,775.83
  4. Step 4: Simplify right side
    1,008,484.83x = 773,478,257,940.02
  5. Step 5: Solve for x
    x = 773,478,257,940.02/1,008,484.83
  6. Step 6: Final answer
    x = 766,970.64

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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.