Home / 833,526.70-1,248,923.16-353,370.84

Finding the Fourth Proportional to 833,526.70, 1,248,923.16 and 353,370.84

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Solution

The fourth proportional to 833,526.70, 1,248,923.16 and 353,370.84 is: 529,476.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,526.70 : 1,248,923.16 = 353,370.84 : x
  2. Step 2: Convert to fraction form
    833,526.70/1,248,923.16 = 353,370.84/x
  3. Step 3: Cross multiply
    833,526.70x = 1,248,923.16 × 353,370.84
  4. Step 4: Simplify right side
    833,526.70x = 441,333,026,144.65
  5. Step 5: Solve for x
    x = 441,333,026,144.65/833,526.70
  6. Step 6: Final answer
    x = 529,476.77

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Double scale
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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.