Home / 632,919.36-873,429.66-346,457.58

Finding the Fourth Proportional to 632,919.36, 873,429.66 and 346,457.58

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Solution

The fourth proportional to 632,919.36, 873,429.66 and 346,457.58 is: 478,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,919.36 : 873,429.66 = 346,457.58 : x
  2. Step 2: Convert to fraction form
    632,919.36/873,429.66 = 346,457.58/x
  3. Step 3: Cross multiply
    632,919.36x = 873,429.66 × 346,457.58
  4. Step 4: Simplify right side
    632,919.36x = 302,606,326,303.82
  5. Step 5: Solve for x
    x = 302,606,326,303.82/632,919.36
  6. Step 6: Final answer
    x = 478,111.98

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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.