Home / 971,611.36-1,457,417.10-340,525.12

Finding the Fourth Proportional to 971,611.36, 1,457,417.10 and 340,525.12

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Solution

The fourth proportional to 971,611.36, 1,457,417.10 and 340,525.12 is: 510,787.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,611.36 : 1,457,417.10 = 340,525.12 : x
  2. Step 2: Convert to fraction form
    971,611.36/1,457,417.10 = 340,525.12/x
  3. Step 3: Cross multiply
    971,611.36x = 1,457,417.10 × 340,525.12
  4. Step 4: Simplify right side
    971,611.36x = 496,287,132,867.55
  5. Step 5: Solve for x
    x = 496,287,132,867.55/971,611.36
  6. Step 6: Final answer
    x = 510,787.70

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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.