Home / 739,547.04-1,109,738.85-402,611.01

Finding the Fourth Proportional to 739,547.04, 1,109,738.85 and 402,611.01

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Solution

The fourth proportional to 739,547.04, 1,109,738.85 and 402,611.01 is: 604,144.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,547.04 : 1,109,738.85 = 402,611.01 : x
  2. Step 2: Convert to fraction form
    739,547.04/1,109,738.85 = 402,611.01/x
  3. Step 3: Cross multiply
    739,547.04x = 1,109,738.85 × 402,611.01
  4. Step 4: Simplify right side
    739,547.04x = 446,793,073,563.43
  5. Step 5: Solve for x
    x = 446,793,073,563.43/739,547.04
  6. Step 6: Final answer
    x = 604,144.22

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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.