Home / 1,555,349.07-2,333,023.62-490,498.77

Finding the Fourth Proportional to 1,555,349.07, 2,333,023.62 and 490,498.77

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Solution

The fourth proportional to 1,555,349.07, 2,333,023.62 and 490,498.77 is: 735,748.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,349.07 : 2,333,023.62 = 490,498.77 : x
  2. Step 2: Convert to fraction form
    1,555,349.07/2,333,023.62 = 490,498.77/x
  3. Step 3: Cross multiply
    1,555,349.07x = 2,333,023.62 × 490,498.77
  4. Step 4: Simplify right side
    1,555,349.07x = 1,144,345,215,990.95
  5. Step 5: Solve for x
    x = 1,144,345,215,990.95/1,555,349.07
  6. Step 6: Final answer
    x = 735,748.16

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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.