Home / 700,090.19-1,048,599-578,772.17

Finding the Fourth Proportional to 700,090.19, 1,048,599 and 578,772.17

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Solution

The fourth proportional to 700,090.19, 1,048,599 and 578,772.17 is: 866,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,090.19 : 1,048,599 = 578,772.17 : x
  2. Step 2: Convert to fraction form
    700,090.19/1,048,599 = 578,772.17/x
  3. Step 3: Cross multiply
    700,090.19x = 1,048,599 × 578,772.17
  4. Step 4: Simplify right side
    700,090.19x = 606,899,923,277.45
  5. Step 5: Solve for x
    x = 606,899,923,277.45/700,090.19
  6. Step 6: Final answer
    x = 866,888.20

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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.