Home / 1,136,280.13-1,704,705.65-326,666.02

Finding the Fourth Proportional to 1,136,280.13, 1,704,705.65 and 326,666.02

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Solution

The fourth proportional to 1,136,280.13, 1,704,705.65 and 326,666.02 is: 490,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,280.13 : 1,704,705.65 = 326,666.02 : x
  2. Step 2: Convert to fraction form
    1,136,280.13/1,704,705.65 = 326,666.02/x
  3. Step 3: Cross multiply
    1,136,280.13x = 1,704,705.65 × 326,666.02
  4. Step 4: Simplify right side
    1,136,280.13x = 556,869,409,957.01
  5. Step 5: Solve for x
    x = 556,869,409,957.01/1,136,280.13
  6. Step 6: Final answer
    x = 490,081.09

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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.