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Finding the Fourth Proportional to 473,619.80, 710,256.90 and 236,883.80

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Solution

The fourth proportional to 473,619.80, 710,256.90 and 236,883.80 is: 355,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,619.80 : 710,256.90 = 236,883.80 : x
  2. Step 2: Convert to fraction form
    473,619.80/710,256.90 = 236,883.80/x
  3. Step 3: Cross multiply
    473,619.80x = 710,256.90 × 236,883.80
  4. Step 4: Simplify right side
    473,619.80x = 168,248,353,448.22
  5. Step 5: Solve for x
    x = 168,248,353,448.22/473,619.80
  6. Step 6: Final answer
    x = 355,239.27

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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.