Home / 730,747.29-1,007,513.60-558,876.09

Finding the Fourth Proportional to 730,747.29, 1,007,513.60 and 558,876.09

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Solution

The fourth proportional to 730,747.29, 1,007,513.60 and 558,876.09 is: 770,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,747.29 : 1,007,513.60 = 558,876.09 : x
  2. Step 2: Convert to fraction form
    730,747.29/1,007,513.60 = 558,876.09/x
  3. Step 3: Cross multiply
    730,747.29x = 1,007,513.60 × 558,876.09
  4. Step 4: Simplify right side
    730,747.29x = 563,075,257,960.95
  5. Step 5: Solve for x
    x = 563,075,257,960.95/730,747.29
  6. Step 6: Final answer
    x = 770,547.18

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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.