Home / 878,536.35-1,316,298.69-589,807.26

Finding the Fourth Proportional to 878,536.35, 1,316,298.69 and 589,807.26

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Solution

The fourth proportional to 878,536.35, 1,316,298.69 and 589,807.26 is: 883,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,536.35 : 1,316,298.69 = 589,807.26 : x
  2. Step 2: Convert to fraction form
    878,536.35/1,316,298.69 = 589,807.26/x
  3. Step 3: Cross multiply
    878,536.35x = 1,316,298.69 × 589,807.26
  4. Step 4: Simplify right side
    878,536.35x = 776,362,523,690.49
  5. Step 5: Solve for x
    x = 776,362,523,690.49/878,536.35
  6. Step 6: Final answer
    x = 883,699.94

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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.