Home / 906,065.20-1,359,097.80-433,673.20

Finding the Fourth Proportional to 906,065.20, 1,359,097.80 and 433,673.20

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Solution

The fourth proportional to 906,065.20, 1,359,097.80 and 433,673.20 is: 650,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,065.20 : 1,359,097.80 = 433,673.20 : x
  2. Step 2: Convert to fraction form
    906,065.20/1,359,097.80 = 433,673.20/x
  3. Step 3: Cross multiply
    906,065.20x = 1,359,097.80 × 433,673.20
  4. Step 4: Simplify right side
    906,065.20x = 589,404,292,038.96
  5. Step 5: Solve for x
    x = 589,404,292,038.96/906,065.20
  6. Step 6: Final answer
    x = 650,509.80

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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.