Home / 774,210.52-1,068,382.96-434,693.08

Finding the Fourth Proportional to 774,210.52, 1,068,382.96 and 434,693.08

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Solution

The fourth proportional to 774,210.52, 1,068,382.96 and 434,693.08 is: 599,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,210.52 : 1,068,382.96 = 434,693.08 : x
  2. Step 2: Convert to fraction form
    774,210.52/1,068,382.96 = 434,693.08/x
  3. Step 3: Cross multiply
    774,210.52x = 1,068,382.96 × 434,693.08
  4. Step 4: Simplify right side
    774,210.52x = 464,418,679,501.92
  5. Step 5: Solve for x
    x = 464,418,679,501.92/774,210.52
  6. Step 6: Final answer
    x = 599,860.98

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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.