Home / 1,070,147.30-1,605,461.52-360,154.76

Finding the Fourth Proportional to 1,070,147.30, 1,605,461.52 and 360,154.76

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Solution

The fourth proportional to 1,070,147.30, 1,605,461.52 and 360,154.76 is: 540,313.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,147.30 : 1,605,461.52 = 360,154.76 : x
  2. Step 2: Convert to fraction form
    1,070,147.30/1,605,461.52 = 360,154.76/x
  3. Step 3: Cross multiply
    1,070,147.30x = 1,605,461.52 × 360,154.76
  4. Step 4: Simplify right side
    1,070,147.30x = 578,214,608,424.84
  5. Step 5: Solve for x
    x = 578,214,608,424.84/1,070,147.30
  6. Step 6: Final answer
    x = 540,313.10

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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.