Home / 960,031.40-1,440,047.10-773,407.40

Finding the Fourth Proportional to 960,031.40, 1,440,047.10 and 773,407.40

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Solution

The fourth proportional to 960,031.40, 1,440,047.10 and 773,407.40 is: 1,160,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,031.40 : 1,440,047.10 = 773,407.40 : x
  2. Step 2: Convert to fraction form
    960,031.40/1,440,047.10 = 773,407.40/x
  3. Step 3: Cross multiply
    960,031.40x = 1,440,047.10 × 773,407.40
  4. Step 4: Simplify right side
    960,031.40x = 1,113,743,083,488.54
  5. Step 5: Solve for x
    x = 1,113,743,083,488.54/960,031.40
  6. Step 6: Final answer
    x = 1,160,111.10

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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.