Home / 907,012.60-1,360,662.90-308,030.20

Finding the Fourth Proportional to 907,012.60, 1,360,662.90 and 308,030.20

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Solution

The fourth proportional to 907,012.60, 1,360,662.90 and 308,030.20 is: 462,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,012.60 : 1,360,662.90 = 308,030.20 : x
  2. Step 2: Convert to fraction form
    907,012.60/1,360,662.90 = 308,030.20/x
  3. Step 3: Cross multiply
    907,012.60x = 1,360,662.90 × 308,030.20
  4. Step 4: Simplify right side
    907,012.60x = 419,125,265,219.58
  5. Step 5: Solve for x
    x = 419,125,265,219.58/907,012.60
  6. Step 6: Final answer
    x = 462,094.20

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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.