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Finding the Fourth Proportional to 577,841.40, 865,595.70 and 577,841.40

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Solution

The fourth proportional to 577,841.40, 865,595.70 and 577,841.40 is: 865,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,841.40 : 865,595.70 = 577,841.40 : x
  2. Step 2: Convert to fraction form
    577,841.40/865,595.70 = 577,841.40/x
  3. Step 3: Cross multiply
    577,841.40x = 865,595.70 × 577,841.40
  4. Step 4: Simplify right side
    577,841.40x = 500,177,031,121.98
  5. Step 5: Solve for x
    x = 500,177,031,121.98/577,841.40
  6. Step 6: Final answer
    x = 865,595.70

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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.