Home / 736,346.21-1,016,163.81-414,053.46

Finding the Fourth Proportional to 736,346.21, 1,016,163.81 and 414,053.46

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Solution

The fourth proportional to 736,346.21, 1,016,163.81 and 414,053.46 is: 571,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,346.21 : 1,016,163.81 = 414,053.46 : x
  2. Step 2: Convert to fraction form
    736,346.21/1,016,163.81 = 414,053.46/x
  3. Step 3: Cross multiply
    736,346.21x = 1,016,163.81 × 414,053.46
  4. Step 4: Simplify right side
    736,346.21x = 420,746,141,457.28
  5. Step 5: Solve for x
    x = 420,746,141,457.28/736,346.21
  6. Step 6: Final answer
    x = 571,397.18

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Double scale
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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.