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Finding the Fourth Proportional to 995,607.70, 1,493,411.55 and 575,703.70

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Solution

The fourth proportional to 995,607.70, 1,493,411.55 and 575,703.70 is: 863,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,607.70 : 1,493,411.55 = 575,703.70 : x
  2. Step 2: Convert to fraction form
    995,607.70/1,493,411.55 = 575,703.70/x
  3. Step 3: Cross multiply
    995,607.70x = 1,493,411.55 × 575,703.70
  4. Step 4: Simplify right side
    995,607.70x = 859,762,554,957.74
  5. Step 5: Solve for x
    x = 859,762,554,957.74/995,607.70
  6. Step 6: Final answer
    x = 863,555.55

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Similar ratio
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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.