Home / 724,927.40-1,087,536.90-607,412.60

Finding the Fourth Proportional to 724,927.40, 1,087,536.90 and 607,412.60

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Solution

The fourth proportional to 724,927.40, 1,087,536.90 and 607,412.60 is: 911,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,927.40 : 1,087,536.90 = 607,412.60 : x
  2. Step 2: Convert to fraction form
    724,927.40/1,087,536.90 = 607,412.60/x
  3. Step 3: Cross multiply
    724,927.40x = 1,087,536.90 × 607,412.60
  4. Step 4: Simplify right side
    724,927.40x = 660,583,616,024.94
  5. Step 5: Solve for x
    x = 660,583,616,024.94/724,927.40
  6. Step 6: Final answer
    x = 911,241.07

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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.