Home / 810,592.01-1,118,674.86-448,008.08

Finding the Fourth Proportional to 810,592.01, 1,118,674.86 and 448,008.08

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Solution

The fourth proportional to 810,592.01, 1,118,674.86 and 448,008.08 is: 618,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,592.01 : 1,118,674.86 = 448,008.08 : x
  2. Step 2: Convert to fraction form
    810,592.01/1,118,674.86 = 448,008.08/x
  3. Step 3: Cross multiply
    810,592.01x = 1,118,674.86 × 448,008.08
  4. Step 4: Simplify right side
    810,592.01x = 501,175,376,172.87
  5. Step 5: Solve for x
    x = 501,175,376,172.87/810,592.01
  6. Step 6: Final answer
    x = 618,283.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.