Home / 405,946.80-560,192.76-224,666.37

Finding the Fourth Proportional to 405,946.80, 560,192.76 and 224,666.37

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Solution

The fourth proportional to 405,946.80, 560,192.76 and 224,666.37 is: 310,031.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,946.80 : 560,192.76 = 224,666.37 : x
  2. Step 2: Convert to fraction form
    405,946.80/560,192.76 = 224,666.37/x
  3. Step 3: Cross multiply
    405,946.80x = 560,192.76 × 224,666.37
  4. Step 4: Simplify right side
    405,946.80x = 125,856,473,889.48
  5. Step 5: Solve for x
    x = 125,856,473,889.48/405,946.80
  6. Step 6: Final answer
    x = 310,031.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.