Home / 876,017.60-1,313,297.40-370,966.40

Finding the Fourth Proportional to 876,017.60, 1,313,297.40 and 370,966.40

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Solution

The fourth proportional to 876,017.60, 1,313,297.40 and 370,966.40 is: 556,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,017.60 : 1,313,297.40 = 370,966.40 : x
  2. Step 2: Convert to fraction form
    876,017.60/1,313,297.40 = 370,966.40/x
  3. Step 3: Cross multiply
    876,017.60x = 1,313,297.40 × 370,966.40
  4. Step 4: Simplify right side
    876,017.60x = 487,189,208,607.36
  5. Step 5: Solve for x
    x = 487,189,208,607.36/876,017.60
  6. Step 6: Final answer
    x = 556,140.89

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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.