Home / 710,350.07-1,064,860.80-260,950.28

Finding the Fourth Proportional to 710,350.07, 1,064,860.80 and 260,950.28

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Solution

The fourth proportional to 710,350.07, 1,064,860.80 and 260,950.28 is: 391,181.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,350.07 : 1,064,860.80 = 260,950.28 : x
  2. Step 2: Convert to fraction form
    710,350.07/1,064,860.80 = 260,950.28/x
  3. Step 3: Cross multiply
    710,350.07x = 1,064,860.80 × 260,950.28
  4. Step 4: Simplify right side
    710,350.07x = 277,875,717,618.16
  5. Step 5: Solve for x
    x = 277,875,717,618.16/710,350.07
  6. Step 6: Final answer
    x = 391,181.38

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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.