Home / 870,486.98-1,307,095.53-737,296.86

Finding the Fourth Proportional to 870,486.98, 1,307,095.53 and 737,296.86

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Solution

The fourth proportional to 870,486.98, 1,307,095.53 and 737,296.86 is: 1,107,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,486.98 : 1,307,095.53 = 737,296.86 : x
  2. Step 2: Convert to fraction form
    870,486.98/1,307,095.53 = 737,296.86/x
  3. Step 3: Cross multiply
    870,486.98x = 1,307,095.53 × 737,296.86
  4. Step 4: Simplify right side
    870,486.98x = 963,717,426,302.55
  5. Step 5: Solve for x
    x = 963,717,426,302.55/870,486.98
  6. Step 6: Final answer
    x = 1,107,101.48

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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.