Home / 906,081.93-1,359,130.95-274,995.63

Finding the Fourth Proportional to 906,081.93, 1,359,130.95 and 274,995.63

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Solution

The fourth proportional to 906,081.93, 1,359,130.95 and 274,995.63 is: 412,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,081.93 : 1,359,130.95 = 274,995.63 : x
  2. Step 2: Convert to fraction form
    906,081.93/1,359,130.95 = 274,995.63/x
  3. Step 3: Cross multiply
    906,081.93x = 1,359,130.95 × 274,995.63
  4. Step 4: Simplify right side
    906,081.93x = 373,755,071,847.75
  5. Step 5: Solve for x
    x = 373,755,071,847.75/906,081.93
  6. Step 6: Final answer
    x = 412,495.89

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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.