Home / 674,271.15-1,011,554.43-253,547.04

Finding the Fourth Proportional to 674,271.15, 1,011,554.43 and 253,547.04

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Solution

The fourth proportional to 674,271.15, 1,011,554.43 and 253,547.04 is: 380,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,271.15 : 1,011,554.43 = 253,547.04 : x
  2. Step 2: Convert to fraction form
    674,271.15/1,011,554.43 = 253,547.04/x
  3. Step 3: Cross multiply
    674,271.15x = 1,011,554.43 × 253,547.04
  4. Step 4: Simplify right side
    674,271.15x = 256,476,631,525.39
  5. Step 5: Solve for x
    x = 256,476,631,525.39/674,271.15
  6. Step 6: Final answer
    x = 380,376.10

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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.