Home / 971,399.06-1,457,101.32-340,165.24

Finding the Fourth Proportional to 971,399.06, 1,457,101.32 and 340,165.24

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Solution

The fourth proportional to 971,399.06, 1,457,101.32 and 340,165.24 is: 510,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,399.06 : 1,457,101.32 = 340,165.24 : x
  2. Step 2: Convert to fraction form
    971,399.06/1,457,101.32 = 340,165.24/x
  3. Step 3: Cross multiply
    971,399.06x = 1,457,101.32 × 340,165.24
  4. Step 4: Simplify right side
    971,399.06x = 495,655,220,222.12
  5. Step 5: Solve for x
    x = 495,655,220,222.12/971,399.06
  6. Step 6: Final answer
    x = 510,248.82

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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.