Home / 898,010.82-1,346,300.98-518,501.06

Finding the Fourth Proportional to 898,010.82, 1,346,300.98 and 518,501.06

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Solution

The fourth proportional to 898,010.82, 1,346,300.98 and 518,501.06 is: 777,338.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,010.82 : 1,346,300.98 = 518,501.06 : x
  2. Step 2: Convert to fraction form
    898,010.82/1,346,300.98 = 518,501.06/x
  3. Step 3: Cross multiply
    898,010.82x = 1,346,300.98 × 518,501.06
  4. Step 4: Simplify right side
    898,010.82x = 698,058,485,209.04
  5. Step 5: Solve for x
    x = 698,058,485,209.04/898,010.82
  6. Step 6: Final answer
    x = 777,338.62

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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.