Home / 852,722.59-1,176,726.33-470,741.17

Finding the Fourth Proportional to 852,722.59, 1,176,726.33 and 470,741.17

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Solution

The fourth proportional to 852,722.59, 1,176,726.33 and 470,741.17 is: 649,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,722.59 : 1,176,726.33 = 470,741.17 : x
  2. Step 2: Convert to fraction form
    852,722.59/1,176,726.33 = 470,741.17/x
  3. Step 3: Cross multiply
    852,722.59x = 1,176,726.33 × 470,741.17
  4. Step 4: Simplify right side
    852,722.59x = 553,933,529,354.01
  5. Step 5: Solve for x
    x = 553,933,529,354.01/852,722.59
  6. Step 6: Final answer
    x = 649,605.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.