Home / 724,875.60-1,087,313.40-575,576.40

Finding the Fourth Proportional to 724,875.60, 1,087,313.40 and 575,576.40

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Solution

The fourth proportional to 724,875.60, 1,087,313.40 and 575,576.40 is: 863,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,875.60 : 1,087,313.40 = 575,576.40 : x
  2. Step 2: Convert to fraction form
    724,875.60/1,087,313.40 = 575,576.40/x
  3. Step 3: Cross multiply
    724,875.60x = 1,087,313.40 × 575,576.40
  4. Step 4: Simplify right side
    724,875.60x = 625,831,932,443.76
  5. Step 5: Solve for x
    x = 625,831,932,443.76/724,875.60
  6. Step 6: Final answer
    x = 863,364.60

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Similar ratio
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1.5x scale

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.