Home / 948,551.08-1,309,127.15-535,172.71

Finding the Fourth Proportional to 948,551.08, 1,309,127.15 and 535,172.71

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Solution

The fourth proportional to 948,551.08, 1,309,127.15 and 535,172.71 is: 738,609.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,551.08 : 1,309,127.15 = 535,172.71 : x
  2. Step 2: Convert to fraction form
    948,551.08/1,309,127.15 = 535,172.71/x
  3. Step 3: Cross multiply
    948,551.08x = 1,309,127.15 × 535,172.71
  4. Step 4: Simplify right side
    948,551.08x = 700,609,126,668.45
  5. Step 5: Solve for x
    x = 700,609,126,668.45/948,551.08
  6. Step 6: Final answer
    x = 738,609.80

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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.