Home / 1,039,311.02-1,559,097.75-329,085.20

Finding the Fourth Proportional to 1,039,311.02, 1,559,097.75 and 329,085.20

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Solution

The fourth proportional to 1,039,311.02, 1,559,097.75 and 329,085.20 is: 493,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,311.02 : 1,559,097.75 = 329,085.20 : x
  2. Step 2: Convert to fraction form
    1,039,311.02/1,559,097.75 = 329,085.20/x
  3. Step 3: Cross multiply
    1,039,311.02x = 1,559,097.75 × 329,085.20
  4. Step 4: Simplify right side
    1,039,311.02x = 513,075,994,878.30
  5. Step 5: Solve for x
    x = 513,075,994,878.30/1,039,311.02
  6. Step 6: Final answer
    x = 493,669.35

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Double scale
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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.