Home / 1,004,590-1,386,334.74-551,910.16

Finding the Fourth Proportional to 1,004,590, 1,386,334.74 and 551,910.16

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Solution

The fourth proportional to 1,004,590, 1,386,334.74 and 551,910.16 is: 761,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,590 : 1,386,334.74 = 551,910.16 : x
  2. Step 2: Convert to fraction form
    1,004,590/1,386,334.74 = 551,910.16/x
  3. Step 3: Cross multiply
    1,004,590x = 1,386,334.74 × 551,910.16
  4. Step 4: Simplify right side
    1,004,590x = 765,132,228,166.96
  5. Step 5: Solve for x
    x = 765,132,228,166.96/1,004,590
  6. Step 6: Final answer
    x = 761,636.32

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.