Home / 714,009.60-1,071,014.40-314,444.70

Finding the Fourth Proportional to 714,009.60, 1,071,014.40 and 314,444.70

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Solution

The fourth proportional to 714,009.60, 1,071,014.40 and 314,444.70 is: 471,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,009.60 : 1,071,014.40 = 314,444.70 : x
  2. Step 2: Convert to fraction form
    714,009.60/1,071,014.40 = 314,444.70/x
  3. Step 3: Cross multiply
    714,009.60x = 1,071,014.40 × 314,444.70
  4. Step 4: Simplify right side
    714,009.60x = 336,774,801,703.68
  5. Step 5: Solve for x
    x = 336,774,801,703.68/714,009.60
  6. Step 6: Final answer
    x = 471,667.05

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Similar ratio
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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.