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Finding the Fourth Proportional to 572,826.70, 859,240.05 and 572,826.70

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Solution

The fourth proportional to 572,826.70, 859,240.05 and 572,826.70 is: 859,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,826.70 : 859,240.05 = 572,826.70 : x
  2. Step 2: Convert to fraction form
    572,826.70/859,240.05 = 572,826.70/x
  3. Step 3: Cross multiply
    572,826.70x = 859,240.05 × 572,826.70
  4. Step 4: Simplify right side
    572,826.70x = 492,195,642,349.34
  5. Step 5: Solve for x
    x = 492,195,642,349.34/572,826.70
  6. Step 6: Final answer
    x = 859,240.05

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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.