Home / 899,030.16-1,348,742.24-338,064.72

Finding the Fourth Proportional to 899,030.16, 1,348,742.24 and 338,064.72

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Solution

The fourth proportional to 899,030.16, 1,348,742.24 and 338,064.72 is: 507,171.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,030.16 : 1,348,742.24 = 338,064.72 : x
  2. Step 2: Convert to fraction form
    899,030.16/1,348,742.24 = 338,064.72/x
  3. Step 3: Cross multiply
    899,030.16x = 1,348,742.24 × 338,064.72
  4. Step 4: Simplify right side
    899,030.16x = 455,962,167,717.77
  5. Step 5: Solve for x
    x = 455,962,167,717.77/899,030.16
  6. Step 6: Final answer
    x = 507,171.16

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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.