Home / 910,748.45-1,366,188.27-349,782.95

Finding the Fourth Proportional to 910,748.45, 1,366,188.27 and 349,782.95

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Solution

The fourth proportional to 910,748.45, 1,366,188.27 and 349,782.95 is: 524,699.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,748.45 : 1,366,188.27 = 349,782.95 : x
  2. Step 2: Convert to fraction form
    910,748.45/1,366,188.27 = 349,782.95/x
  3. Step 3: Cross multiply
    910,748.45x = 1,366,188.27 × 349,782.95
  4. Step 4: Simplify right side
    910,748.45x = 477,869,356,505.06
  5. Step 5: Solve for x
    x = 477,869,356,505.06/910,748.45
  6. Step 6: Final answer
    x = 524,699.61

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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.