Home / 960,025.60-1,440,038.40-693,222.40

Finding the Fourth Proportional to 960,025.60, 1,440,038.40 and 693,222.40

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Solution

The fourth proportional to 960,025.60, 1,440,038.40 and 693,222.40 is: 1,039,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,025.60 : 1,440,038.40 = 693,222.40 : x
  2. Step 2: Convert to fraction form
    960,025.60/1,440,038.40 = 693,222.40/x
  3. Step 3: Cross multiply
    960,025.60x = 1,440,038.40 × 693,222.40
  4. Step 4: Simplify right side
    960,025.60x = 998,266,875,740.16
  5. Step 5: Solve for x
    x = 998,266,875,740.16/960,025.60
  6. Step 6: Final answer
    x = 1,039,833.60

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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.