Home / 756,075.29-1,042,683.03-551,802.65

Finding the Fourth Proportional to 756,075.29, 1,042,683.03 and 551,802.65

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Solution

The fourth proportional to 756,075.29, 1,042,683.03 and 551,802.65 is: 760,976.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,075.29 : 1,042,683.03 = 551,802.65 : x
  2. Step 2: Convert to fraction form
    756,075.29/1,042,683.03 = 551,802.65/x
  3. Step 3: Cross multiply
    756,075.29x = 1,042,683.03 × 551,802.65
  4. Step 4: Simplify right side
    756,075.29x = 575,355,253,850.61
  5. Step 5: Solve for x
    x = 575,355,253,850.61/756,075.29
  6. Step 6: Final answer
    x = 760,976.14

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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.