Home / 738,838.01-1,106,653.21-453,662.93

Finding the Fourth Proportional to 738,838.01, 1,106,653.21 and 453,662.93

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Solution

The fourth proportional to 738,838.01, 1,106,653.21 and 453,662.93 is: 679,509.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,838.01 : 1,106,653.21 = 453,662.93 : x
  2. Step 2: Convert to fraction form
    738,838.01/1,106,653.21 = 453,662.93/x
  3. Step 3: Cross multiply
    738,838.01x = 1,106,653.21 × 453,662.93
  4. Step 4: Simplify right side
    738,838.01x = 502,047,531,075.08
  5. Step 5: Solve for x
    x = 502,047,531,075.08/738,838.01
  6. Step 6: Final answer
    x = 679,509.62

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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.