Home / 952,307.30-1,314,221.96-522,602.80

Finding the Fourth Proportional to 952,307.30, 1,314,221.96 and 522,602.80

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Solution

The fourth proportional to 952,307.30, 1,314,221.96 and 522,602.80 is: 721,212.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,307.30 : 1,314,221.96 = 522,602.80 : x
  2. Step 2: Convert to fraction form
    952,307.30/1,314,221.96 = 522,602.80/x
  3. Step 3: Cross multiply
    952,307.30x = 1,314,221.96 × 522,602.80
  4. Step 4: Simplify right side
    952,307.30x = 686,816,076,117.49
  5. Step 5: Solve for x
    x = 686,816,076,117.49/952,307.30
  6. Step 6: Final answer
    x = 721,212.65

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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.