Home / 315,005.50-472,580.70-98,852.26

Finding the Fourth Proportional to 315,005.50, 472,580.70 and 98,852.26

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Solution

The fourth proportional to 315,005.50, 472,580.70 and 98,852.26 is: 148,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,005.50 : 472,580.70 = 98,852.26 : x
  2. Step 2: Convert to fraction form
    315,005.50/472,580.70 = 98,852.26/x
  3. Step 3: Cross multiply
    315,005.50x = 472,580.70 × 98,852.26
  4. Step 4: Simplify right side
    315,005.50x = 46,715,670,227.38
  5. Step 5: Solve for x
    x = 46,715,670,227.38/315,005.50
  6. Step 6: Final answer
    x = 148,301.13

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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.