Home / 804,195.07-1,110,038.31-517,715.16

Finding the Fourth Proportional to 804,195.07, 1,110,038.31 and 517,715.16

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Solution

The fourth proportional to 804,195.07, 1,110,038.31 and 517,715.16 is: 714,607.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,195.07 : 1,110,038.31 = 517,715.16 : x
  2. Step 2: Convert to fraction form
    804,195.07/1,110,038.31 = 517,715.16/x
  3. Step 3: Cross multiply
    804,195.07x = 1,110,038.31 × 517,715.16
  4. Step 4: Simplify right side
    804,195.07x = 574,683,657,105.14
  5. Step 5: Solve for x
    x = 574,683,657,105.14/804,195.07
  6. Step 6: Final answer
    x = 714,607.29

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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.