Home / 1,038,455.59-1,433,140.71-579,659.45

Finding the Fourth Proportional to 1,038,455.59, 1,433,140.71 and 579,659.45

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Solution

The fourth proportional to 1,038,455.59, 1,433,140.71 and 579,659.45 is: 799,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,455.59 : 1,433,140.71 = 579,659.45 : x
  2. Step 2: Convert to fraction form
    1,038,455.59/1,433,140.71 = 579,659.45/x
  3. Step 3: Cross multiply
    1,038,455.59x = 1,433,140.71 × 579,659.45
  4. Step 4: Simplify right side
    1,038,455.59x = 830,733,552,832.91
  5. Step 5: Solve for x
    x = 830,733,552,832.91/1,038,455.59
  6. Step 6: Final answer
    x = 799,970.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.