Home / 724,925.40-1,087,533.90-607,410.60

Finding the Fourth Proportional to 724,925.40, 1,087,533.90 and 607,410.60

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Solution

The fourth proportional to 724,925.40, 1,087,533.90 and 607,410.60 is: 911,238.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,925.40 : 1,087,533.90 = 607,410.60 : x
  2. Step 2: Convert to fraction form
    724,925.40/1,087,533.90 = 607,410.60/x
  3. Step 3: Cross multiply
    724,925.40x = 1,087,533.90 × 607,410.60
  4. Step 4: Simplify right side
    724,925.40x = 660,579,618,719.34
  5. Step 5: Solve for x
    x = 660,579,618,719.34/724,925.40
  6. Step 6: Final answer
    x = 911,238.06

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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.