Home / 852,478.22-1,176,417.50-470,502.26

Finding the Fourth Proportional to 852,478.22, 1,176,417.50 and 470,502.26

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Solution

The fourth proportional to 852,478.22, 1,176,417.50 and 470,502.26 is: 649,291.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,478.22 : 1,176,417.50 = 470,502.26 : x
  2. Step 2: Convert to fraction form
    852,478.22/1,176,417.50 = 470,502.26/x
  3. Step 3: Cross multiply
    852,478.22x = 1,176,417.50 × 470,502.26
  4. Step 4: Simplify right side
    852,478.22x = 553,507,092,453.55
  5. Step 5: Solve for x
    x = 553,507,092,453.55/852,478.22
  6. Step 6: Final answer
    x = 649,291.77

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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.