Home / 736,031.40-1,104,047.10-381,737.40

Finding the Fourth Proportional to 736,031.40, 1,104,047.10 and 381,737.40

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Solution

The fourth proportional to 736,031.40, 1,104,047.10 and 381,737.40 is: 572,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,031.40 : 1,104,047.10 = 381,737.40 : x
  2. Step 2: Convert to fraction form
    736,031.40/1,104,047.10 = 381,737.40/x
  3. Step 3: Cross multiply
    736,031.40x = 1,104,047.10 × 381,737.40
  4. Step 4: Simplify right side
    736,031.40x = 421,456,069,431.54
  5. Step 5: Solve for x
    x = 421,456,069,431.54/736,031.40
  6. Step 6: Final answer
    x = 572,606.10

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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.