Home / 907,452.30-1,360,850.40-458,023.80

Finding the Fourth Proportional to 907,452.30, 1,360,850.40 and 458,023.80

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Solution

The fourth proportional to 907,452.30, 1,360,850.40 and 458,023.80 is: 686,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,452.30 : 1,360,850.40 = 458,023.80 : x
  2. Step 2: Convert to fraction form
    907,452.30/1,360,850.40 = 458,023.80/x
  3. Step 3: Cross multiply
    907,452.30x = 1,360,850.40 × 458,023.80
  4. Step 4: Simplify right side
    907,452.30x = 623,301,871,439.52
  5. Step 5: Solve for x
    x = 623,301,871,439.52/907,452.30
  6. Step 6: Final answer
    x = 686,870.12

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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.