Home / 773,909.52-1,068,013.80-434,409.36

Finding the Fourth Proportional to 773,909.52, 1,068,013.80 and 434,409.36

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Solution

The fourth proportional to 773,909.52, 1,068,013.80 and 434,409.36 is: 599,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,909.52 : 1,068,013.80 = 434,409.36 : x
  2. Step 2: Convert to fraction form
    773,909.52/1,068,013.80 = 434,409.36/x
  3. Step 3: Cross multiply
    773,909.52x = 1,068,013.80 × 434,409.36
  4. Step 4: Simplify right side
    773,909.52x = 463,955,191,329.17
  5. Step 5: Solve for x
    x = 463,955,191,329.17/773,909.52
  6. Step 6: Final answer
    x = 599,495.39

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1.5x scale

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.