Home / 437,895.20-656,842.80-367,036.40

Finding the Fourth Proportional to 437,895.20, 656,842.80 and 367,036.40

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Solution

The fourth proportional to 437,895.20, 656,842.80 and 367,036.40 is: 550,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,895.20 : 656,842.80 = 367,036.40 : x
  2. Step 2: Convert to fraction form
    437,895.20/656,842.80 = 367,036.40/x
  3. Step 3: Cross multiply
    437,895.20x = 656,842.80 × 367,036.40
  4. Step 4: Simplify right side
    437,895.20x = 241,085,216,677.92
  5. Step 5: Solve for x
    x = 241,085,216,677.92/437,895.20
  6. Step 6: Final answer
    x = 550,554.60

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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.