Home / 1,074,416.54-1,611,070.19-316,159.46

Finding the Fourth Proportional to 1,074,416.54, 1,611,070.19 and 316,159.46

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Solution

The fourth proportional to 1,074,416.54, 1,611,070.19 and 316,159.46 is: 474,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,416.54 : 1,611,070.19 = 316,159.46 : x
  2. Step 2: Convert to fraction form
    1,074,416.54/1,611,070.19 = 316,159.46/x
  3. Step 3: Cross multiply
    1,074,416.54x = 1,611,070.19 × 316,159.46
  4. Step 4: Simplify right side
    1,074,416.54x = 509,355,073,237.15
  5. Step 5: Solve for x
    x = 509,355,073,237.15/1,074,416.54
  6. Step 6: Final answer
    x = 474,075.98

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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.