Home / 750,406.71-1,124,430.64-580,045.49

Finding the Fourth Proportional to 750,406.71, 1,124,430.64 and 580,045.49

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Solution

The fourth proportional to 750,406.71, 1,124,430.64 and 580,045.49 is: 869,156.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,406.71 : 1,124,430.64 = 580,045.49 : x
  2. Step 2: Convert to fraction form
    750,406.71/1,124,430.64 = 580,045.49/x
  3. Step 3: Cross multiply
    750,406.71x = 1,124,430.64 × 580,045.49
  4. Step 4: Simplify right side
    750,406.71x = 652,220,921,549.81
  5. Step 5: Solve for x
    x = 652,220,921,549.81/750,406.71
  6. Step 6: Final answer
    x = 869,156.57

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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.