Home / 841,585.02-1,262,542.17-309,110.06

Finding the Fourth Proportional to 841,585.02, 1,262,542.17 and 309,110.06

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Solution

The fourth proportional to 841,585.02, 1,262,542.17 and 309,110.06 is: 463,725.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,585.02 : 1,262,542.17 = 309,110.06 : x
  2. Step 2: Convert to fraction form
    841,585.02/1,262,542.17 = 309,110.06/x
  3. Step 3: Cross multiply
    841,585.02x = 1,262,542.17 × 309,110.06
  4. Step 4: Simplify right side
    841,585.02x = 390,264,479,608.52
  5. Step 5: Solve for x
    x = 390,264,479,608.52/841,585.02
  6. Step 6: Final answer
    x = 463,725.55

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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.