Home / 745,204.74-1,114,373.52-553,441.29

Finding the Fourth Proportional to 745,204.74, 1,114,373.52 and 553,441.29

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Solution

The fourth proportional to 745,204.74, 1,114,373.52 and 553,441.29 is: 827,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,204.74 : 1,114,373.52 = 553,441.29 : x
  2. Step 2: Convert to fraction form
    745,204.74/1,114,373.52 = 553,441.29/x
  3. Step 3: Cross multiply
    745,204.74x = 1,114,373.52 × 553,441.29
  4. Step 4: Simplify right side
    745,204.74x = 616,740,318,450.64
  5. Step 5: Solve for x
    x = 616,740,318,450.64/745,204.74
  6. Step 6: Final answer
    x = 827,611.91

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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.