Home / 918,323.26-1,377,498.76-349,735.86

Finding the Fourth Proportional to 918,323.26, 1,377,498.76 and 349,735.86

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Solution

The fourth proportional to 918,323.26, 1,377,498.76 and 349,735.86 is: 524,609.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,323.26 : 1,377,498.76 = 349,735.86 : x
  2. Step 2: Convert to fraction form
    918,323.26/1,377,498.76 = 349,735.86/x
  3. Step 3: Cross multiply
    918,323.26x = 1,377,498.76 × 349,735.86
  4. Step 4: Simplify right side
    918,323.26x = 481,760,712,603.19
  5. Step 5: Solve for x
    x = 481,760,712,603.19/918,323.26
  6. Step 6: Final answer
    x = 524,609.07

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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.