Home / 724,371.14-999,582.14-402,055.86

Finding the Fourth Proportional to 724,371.14, 999,582.14 and 402,055.86

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Solution

The fourth proportional to 724,371.14, 999,582.14 and 402,055.86 is: 554,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,371.14 : 999,582.14 = 402,055.86 : x
  2. Step 2: Convert to fraction form
    724,371.14/999,582.14 = 402,055.86/x
  3. Step 3: Cross multiply
    724,371.14x = 999,582.14 × 402,055.86
  4. Step 4: Simplify right side
    724,371.14x = 401,887,860,184.20
  5. Step 5: Solve for x
    x = 401,887,860,184.20/724,371.14
  6. Step 6: Final answer
    x = 554,809.32

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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.