Home / 702,009.11-1,050,946.92-434,910.80

Finding the Fourth Proportional to 702,009.11, 1,050,946.92 and 434,910.80

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Solution

The fourth proportional to 702,009.11, 1,050,946.92 and 434,910.80 is: 651,085.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,009.11 : 1,050,946.92 = 434,910.80 : x
  2. Step 2: Convert to fraction form
    702,009.11/1,050,946.92 = 434,910.80/x
  3. Step 3: Cross multiply
    702,009.11x = 1,050,946.92 × 434,910.80
  4. Step 4: Simplify right side
    702,009.11x = 457,068,168,362.10
  5. Step 5: Solve for x
    x = 457,068,168,362.10/702,009.11
  6. Step 6: Final answer
    x = 651,085.81

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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.