Home / 824,762.52-1,236,867.03-369,068.22

Finding the Fourth Proportional to 824,762.52, 1,236,867.03 and 369,068.22

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Solution

The fourth proportional to 824,762.52, 1,236,867.03 and 369,068.22 is: 553,478.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,762.52 : 1,236,867.03 = 369,068.22 : x
  2. Step 2: Convert to fraction form
    824,762.52/1,236,867.03 = 369,068.22/x
  3. Step 3: Cross multiply
    824,762.52x = 1,236,867.03 × 369,068.22
  4. Step 4: Simplify right side
    824,762.52x = 456,488,313,138.79
  5. Step 5: Solve for x
    x = 456,488,313,138.79/824,762.52
  6. Step 6: Final answer
    x = 553,478.49

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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.