Home / 710,865.90-1,065,436.65-522,127.26

Finding the Fourth Proportional to 710,865.90, 1,065,436.65 and 522,127.26

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Solution

The fourth proportional to 710,865.90, 1,065,436.65 and 522,127.26 is: 782,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,865.90 : 1,065,436.65 = 522,127.26 : x
  2. Step 2: Convert to fraction form
    710,865.90/1,065,436.65 = 522,127.26/x
  3. Step 3: Cross multiply
    710,865.90x = 1,065,436.65 × 522,127.26
  4. Step 4: Simplify right side
    710,865.90x = 556,293,518,768.08
  5. Step 5: Solve for x
    x = 556,293,518,768.08/710,865.90
  6. Step 6: Final answer
    x = 782,557.61

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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.