Home / 1,069,018.73-1,603,360.95-349,354.71

Finding the Fourth Proportional to 1,069,018.73, 1,603,360.95 and 349,354.71

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Solution

The fourth proportional to 1,069,018.73, 1,603,360.95 and 349,354.71 is: 523,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,018.73 : 1,603,360.95 = 349,354.71 : x
  2. Step 2: Convert to fraction form
    1,069,018.73/1,603,360.95 = 349,354.71/x
  3. Step 3: Cross multiply
    1,069,018.73x = 1,603,360.95 × 349,354.71
  4. Step 4: Simplify right side
    1,069,018.73x = 560,141,699,712.57
  5. Step 5: Solve for x
    x = 560,141,699,712.57/1,069,018.73
  6. Step 6: Final answer
    x = 523,977.44

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Double scale
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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.