Home / 745,068.04-1,028,216.10-458,753.32

Finding the Fourth Proportional to 745,068.04, 1,028,216.10 and 458,753.32

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Solution

The fourth proportional to 745,068.04, 1,028,216.10 and 458,753.32 is: 633,093.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,068.04 : 1,028,216.10 = 458,753.32 : x
  2. Step 2: Convert to fraction form
    745,068.04/1,028,216.10 = 458,753.32/x
  3. Step 3: Cross multiply
    745,068.04x = 1,028,216.10 × 458,753.32
  4. Step 4: Simplify right side
    745,068.04x = 471,697,549,552.45
  5. Step 5: Solve for x
    x = 471,697,549,552.45/745,068.04
  6. Step 6: Final answer
    x = 633,093.25

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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.