Home / 960,030.60-1,440,045.90-879,160.20

Finding the Fourth Proportional to 960,030.60, 1,440,045.90 and 879,160.20

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Solution

The fourth proportional to 960,030.60, 1,440,045.90 and 879,160.20 is: 1,318,740.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,030.60 : 1,440,045.90 = 879,160.20 : x
  2. Step 2: Convert to fraction form
    960,030.60/1,440,045.90 = 879,160.20/x
  3. Step 3: Cross multiply
    960,030.60x = 1,440,045.90 × 879,160.20
  4. Step 4: Simplify right side
    960,030.60x = 1,266,031,041,453.18
  5. Step 5: Solve for x
    x = 1,266,031,041,453.18/960,030.60
  6. Step 6: Final answer
    x = 1,318,740.30

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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.