Home / 830,737.13-1,146,417.26-448,763.94

Finding the Fourth Proportional to 830,737.13, 1,146,417.26 and 448,763.94

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Solution

The fourth proportional to 830,737.13, 1,146,417.26 and 448,763.94 is: 619,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,737.13 : 1,146,417.26 = 448,763.94 : x
  2. Step 2: Convert to fraction form
    830,737.13/1,146,417.26 = 448,763.94/x
  3. Step 3: Cross multiply
    830,737.13x = 1,146,417.26 × 448,763.94
  4. Step 4: Simplify right side
    830,737.13x = 514,470,724,237.79
  5. Step 5: Solve for x
    x = 514,470,724,237.79/830,737.13
  6. Step 6: Final answer
    x = 619,294.25

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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.