Home / 755,672.80-1,133,509.20-584,430.70

Finding the Fourth Proportional to 755,672.80, 1,133,509.20 and 584,430.70

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Solution

The fourth proportional to 755,672.80, 1,133,509.20 and 584,430.70 is: 876,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,672.80 : 1,133,509.20 = 584,430.70 : x
  2. Step 2: Convert to fraction form
    755,672.80/1,133,509.20 = 584,430.70/x
  3. Step 3: Cross multiply
    755,672.80x = 1,133,509.20 × 584,430.70
  4. Step 4: Simplify right side
    755,672.80x = 662,457,575,212.44
  5. Step 5: Solve for x
    x = 662,457,575,212.44/755,672.80
  6. Step 6: Final answer
    x = 876,646.05

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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.