Home / 788,871.19-1,089,359.25-594,946.72

Finding the Fourth Proportional to 788,871.19, 1,089,359.25 and 594,946.72

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Solution

The fourth proportional to 788,871.19, 1,089,359.25 and 594,946.72 is: 821,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,871.19 : 1,089,359.25 = 594,946.72 : x
  2. Step 2: Convert to fraction form
    788,871.19/1,089,359.25 = 594,946.72/x
  3. Step 3: Cross multiply
    788,871.19x = 1,089,359.25 × 594,946.72
  4. Step 4: Simplify right side
    788,871.19x = 648,110,712,689.16
  5. Step 5: Solve for x
    x = 648,110,712,689.16/788,871.19
  6. Step 6: Final answer
    x = 821,567.22

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Double scale
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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.