Home / 735,346.80-1,103,279.40-709,426.80

Finding the Fourth Proportional to 735,346.80, 1,103,279.40 and 709,426.80

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Solution

The fourth proportional to 735,346.80, 1,103,279.40 and 709,426.80 is: 1,064,390.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,346.80 : 1,103,279.40 = 709,426.80 : x
  2. Step 2: Convert to fraction form
    735,346.80/1,103,279.40 = 709,426.80/x
  3. Step 3: Cross multiply
    735,346.80x = 1,103,279.40 × 709,426.80
  4. Step 4: Simplify right side
    735,346.80x = 782,695,974,247.92
  5. Step 5: Solve for x
    x = 782,695,974,247.92/735,346.80
  6. Step 6: Final answer
    x = 1,064,390.26

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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.