Home / 960,025.40-1,440,038.10-939,289.40

Finding the Fourth Proportional to 960,025.40, 1,440,038.10 and 939,289.40

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Solution

The fourth proportional to 960,025.40, 1,440,038.10 and 939,289.40 is: 1,408,934.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,025.40 : 1,440,038.10 = 939,289.40 : x
  2. Step 2: Convert to fraction form
    960,025.40/1,440,038.10 = 939,289.40/x
  3. Step 3: Cross multiply
    960,025.40x = 1,440,038.10 × 939,289.40
  4. Step 4: Simplify right side
    960,025.40x = 1,352,612,522,926.14
  5. Step 5: Solve for x
    x = 1,352,612,522,926.14/960,025.40
  6. Step 6: Final answer
    x = 1,408,934.10

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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.