Home / 959,901.93-1,439,695.28-320,210.58

Finding the Fourth Proportional to 959,901.93, 1,439,695.28 and 320,210.58

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Solution

The fourth proportional to 959,901.93, 1,439,695.28 and 320,210.58 is: 480,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,901.93 : 1,439,695.28 = 320,210.58 : x
  2. Step 2: Convert to fraction form
    959,901.93/1,439,695.28 = 320,210.58/x
  3. Step 3: Cross multiply
    959,901.93x = 1,439,695.28 × 320,210.58
  4. Step 4: Simplify right side
    959,901.93x = 461,005,660,632.06
  5. Step 5: Solve for x
    x = 461,005,660,632.06/959,901.93
  6. Step 6: Final answer
    x = 480,263.29

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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.