Home / 694,740.20-1,042,110.30-470,208.20

Finding the Fourth Proportional to 694,740.20, 1,042,110.30 and 470,208.20

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Solution

The fourth proportional to 694,740.20, 1,042,110.30 and 470,208.20 is: 705,312.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,740.20 : 1,042,110.30 = 470,208.20 : x
  2. Step 2: Convert to fraction form
    694,740.20/1,042,110.30 = 470,208.20/x
  3. Step 3: Cross multiply
    694,740.20x = 1,042,110.30 × 470,208.20
  4. Step 4: Simplify right side
    694,740.20x = 490,008,808,364.46
  5. Step 5: Solve for x
    x = 490,008,808,364.46/694,740.20
  6. Step 6: Final answer
    x = 705,312.30

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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.