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Finding the Fourth Proportional to 676,547.51, 933,635.97 and 370,635.01

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Solution

The fourth proportional to 676,547.51, 933,635.97 and 370,635.01 is: 511,476.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,547.51 : 933,635.97 = 370,635.01 : x
  2. Step 2: Convert to fraction form
    676,547.51/933,635.97 = 370,635.01/x
  3. Step 3: Cross multiply
    676,547.51x = 933,635.97 × 370,635.01
  4. Step 4: Simplify right side
    676,547.51x = 346,038,174,743.22
  5. Step 5: Solve for x
    x = 346,038,174,743.22/676,547.51
  6. Step 6: Final answer
    x = 511,476.54

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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.