Home / 907,771.60-1,361,657.40-242,923.60

Finding the Fourth Proportional to 907,771.60, 1,361,657.40 and 242,923.60

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Solution

The fourth proportional to 907,771.60, 1,361,657.40 and 242,923.60 is: 364,385.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,771.60 : 1,361,657.40 = 242,923.60 : x
  2. Step 2: Convert to fraction form
    907,771.60/1,361,657.40 = 242,923.60/x
  3. Step 3: Cross multiply
    907,771.60x = 1,361,657.40 × 242,923.60
  4. Step 4: Simplify right side
    907,771.60x = 330,778,717,574.64
  5. Step 5: Solve for x
    x = 330,778,717,574.64/907,771.60
  6. Step 6: Final answer
    x = 364,385.40

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Double scale
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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.