Home / 756,501.83-1,134,134.38-351,946.22

Finding the Fourth Proportional to 756,501.83, 1,134,134.38 and 351,946.22

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Solution

The fourth proportional to 756,501.83, 1,134,134.38 and 351,946.22 is: 527,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,501.83 : 1,134,134.38 = 351,946.22 : x
  2. Step 2: Convert to fraction form
    756,501.83/1,134,134.38 = 351,946.22/x
  3. Step 3: Cross multiply
    756,501.83x = 1,134,134.38 × 351,946.22
  4. Step 4: Simplify right side
    756,501.83x = 399,154,303,772.15
  5. Step 5: Solve for x
    x = 399,154,303,772.15/756,501.83
  6. Step 6: Final answer
    x = 527,631.64

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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.