Home / 747,033.21-1,030,904.61-407,501.46

Finding the Fourth Proportional to 747,033.21, 1,030,904.61 and 407,501.46

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Solution

The fourth proportional to 747,033.21, 1,030,904.61 and 407,501.46 is: 562,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,033.21 : 1,030,904.61 = 407,501.46 : x
  2. Step 2: Convert to fraction form
    747,033.21/1,030,904.61 = 407,501.46/x
  3. Step 3: Cross multiply
    747,033.21x = 1,030,904.61 × 407,501.46
  4. Step 4: Simplify right side
    747,033.21x = 420,095,133,695.73
  5. Step 5: Solve for x
    x = 420,095,133,695.73/747,033.21
  6. Step 6: Final answer
    x = 562,351.35

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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.