Home / 470,853.45-706,280.18-452,482.65

Finding the Fourth Proportional to 470,853.45, 706,280.18 and 452,482.65

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Solution

The fourth proportional to 470,853.45, 706,280.18 and 452,482.65 is: 678,723.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,853.45 : 706,280.18 = 452,482.65 : x
  2. Step 2: Convert to fraction form
    470,853.45/706,280.18 = 452,482.65/x
  3. Step 3: Cross multiply
    470,853.45x = 706,280.18 × 452,482.65
  4. Step 4: Simplify right side
    470,853.45x = 319,579,525,226.46
  5. Step 5: Solve for x
    x = 319,579,525,226.46/470,853.45
  6. Step 6: Final answer
    x = 678,723.98

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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.