Home / 784,966.20-1,177,449.30-470,038.20

Finding the Fourth Proportional to 784,966.20, 1,177,449.30 and 470,038.20

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Solution

The fourth proportional to 784,966.20, 1,177,449.30 and 470,038.20 is: 705,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,966.20 : 1,177,449.30 = 470,038.20 : x
  2. Step 2: Convert to fraction form
    784,966.20/1,177,449.30 = 470,038.20/x
  3. Step 3: Cross multiply
    784,966.20x = 1,177,449.30 × 470,038.20
  4. Step 4: Simplify right side
    784,966.20x = 553,446,149,563.26
  5. Step 5: Solve for x
    x = 553,446,149,563.26/784,966.20
  6. Step 6: Final answer
    x = 705,057.30

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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.