Home / 808,528.80-1,210,460.40-493,600.80

Finding the Fourth Proportional to 808,528.80, 1,210,460.40 and 493,600.80

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Solution

The fourth proportional to 808,528.80, 1,210,460.40 and 493,600.80 is: 738,977.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,528.80 : 1,210,460.40 = 493,600.80 : x
  2. Step 2: Convert to fraction form
    808,528.80/1,210,460.40 = 493,600.80/x
  3. Step 3: Cross multiply
    808,528.80x = 1,210,460.40 × 493,600.80
  4. Step 4: Simplify right side
    808,528.80x = 597,484,221,808.32
  5. Step 5: Solve for x
    x = 597,484,221,808.32/808,528.80
  6. Step 6: Final answer
    x = 738,977.04

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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.