Home / 867,965.10-1,301,947.65-552,648.30

Finding the Fourth Proportional to 867,965.10, 1,301,947.65 and 552,648.30

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Solution

The fourth proportional to 867,965.10, 1,301,947.65 and 552,648.30 is: 828,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,965.10 : 1,301,947.65 = 552,648.30 : x
  2. Step 2: Convert to fraction form
    867,965.10/1,301,947.65 = 552,648.30/x
  3. Step 3: Cross multiply
    867,965.10x = 1,301,947.65 × 552,648.30
  4. Step 4: Simplify right side
    867,965.10x = 719,519,155,461.50
  5. Step 5: Solve for x
    x = 719,519,155,461.50/867,965.10
  6. Step 6: Final answer
    x = 828,972.45

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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.