Home / 1,042,798.50-1,439,061.93-565,870.50

Finding the Fourth Proportional to 1,042,798.50, 1,439,061.93 and 565,870.50

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Solution

The fourth proportional to 1,042,798.50, 1,439,061.93 and 565,870.50 is: 780,901.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,798.50 : 1,439,061.93 = 565,870.50 : x
  2. Step 2: Convert to fraction form
    1,042,798.50/1,439,061.93 = 565,870.50/x
  3. Step 3: Cross multiply
    1,042,798.50x = 1,439,061.93 × 565,870.50
  4. Step 4: Simplify right side
    1,042,798.50x = 814,322,693,860.07
  5. Step 5: Solve for x
    x = 814,322,693,860.07/1,042,798.50
  6. Step 6: Final answer
    x = 780,901.29

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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.