Home / 745,849.80-1,118,774.70-535,897.80

Finding the Fourth Proportional to 745,849.80, 1,118,774.70 and 535,897.80

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Solution

The fourth proportional to 745,849.80, 1,118,774.70 and 535,897.80 is: 803,846.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,849.80 : 1,118,774.70 = 535,897.80 : x
  2. Step 2: Convert to fraction form
    745,849.80/1,118,774.70 = 535,897.80/x
  3. Step 3: Cross multiply
    745,849.80x = 1,118,774.70 × 535,897.80
  4. Step 4: Simplify right side
    745,849.80x = 599,548,900,425.66
  5. Step 5: Solve for x
    x = 599,548,900,425.66/745,849.80
  6. Step 6: Final answer
    x = 803,846.70

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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.