Home / 1,058,419.60-1,587,629.40-498,547.60

Finding the Fourth Proportional to 1,058,419.60, 1,587,629.40 and 498,547.60

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Solution

The fourth proportional to 1,058,419.60, 1,587,629.40 and 498,547.60 is: 747,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,419.60 : 1,587,629.40 = 498,547.60 : x
  2. Step 2: Convert to fraction form
    1,058,419.60/1,587,629.40 = 498,547.60/x
  3. Step 3: Cross multiply
    1,058,419.60x = 1,587,629.40 × 498,547.60
  4. Step 4: Simplify right side
    1,058,419.60x = 791,508,827,059.44
  5. Step 5: Solve for x
    x = 791,508,827,059.44/1,058,419.60
  6. Step 6: Final answer
    x = 747,821.40

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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.