Home / 370,070.42-510,668.68-208,941.37

Finding the Fourth Proportional to 370,070.42, 510,668.68 and 208,941.37

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Solution

The fourth proportional to 370,070.42, 510,668.68 and 208,941.37 is: 288,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,070.42 : 510,668.68 = 208,941.37 : x
  2. Step 2: Convert to fraction form
    370,070.42/510,668.68 = 208,941.37/x
  3. Step 3: Cross multiply
    370,070.42x = 510,668.68 × 208,941.37
  4. Step 4: Simplify right side
    370,070.42x = 106,699,814,492.90
  5. Step 5: Solve for x
    x = 106,699,814,492.90/370,070.42
  6. Step 6: Final answer
    x = 288,323.00

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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.