Home / 960,079.10-1,440,118.65-603,938.30

Finding the Fourth Proportional to 960,079.10, 1,440,118.65 and 603,938.30

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Solution

The fourth proportional to 960,079.10, 1,440,118.65 and 603,938.30 is: 905,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,079.10 : 1,440,118.65 = 603,938.30 : x
  2. Step 2: Convert to fraction form
    960,079.10/1,440,118.65 = 603,938.30/x
  3. Step 3: Cross multiply
    960,079.10x = 1,440,118.65 × 603,938.30
  4. Step 4: Simplify right side
    960,079.10x = 869,742,809,279.30
  5. Step 5: Solve for x
    x = 869,742,809,279.30/960,079.10
  6. Step 6: Final answer
    x = 905,907.45

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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.