Home / 632,890.04-873,389.30-346,428.27

Finding the Fourth Proportional to 632,890.04, 873,389.30 and 346,428.27

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Solution

The fourth proportional to 632,890.04, 873,389.30 and 346,428.27 is: 478,071.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,890.04 : 873,389.30 = 346,428.27 : x
  2. Step 2: Convert to fraction form
    632,890.04/873,389.30 = 346,428.27/x
  3. Step 3: Cross multiply
    632,890.04x = 873,389.30 × 346,428.27
  4. Step 4: Simplify right side
    632,890.04x = 302,566,742,503.37
  5. Step 5: Solve for x
    x = 302,566,742,503.37/632,890.04
  6. Step 6: Final answer
    x = 478,071.59

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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.