Home / 913,901.12-1,371,138.46-549,582.04

Finding the Fourth Proportional to 913,901.12, 1,371,138.46 and 549,582.04

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Solution

The fourth proportional to 913,901.12, 1,371,138.46 and 549,582.04 is: 824,545.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,901.12 : 1,371,138.46 = 549,582.04 : x
  2. Step 2: Convert to fraction form
    913,901.12/1,371,138.46 = 549,582.04/x
  3. Step 3: Cross multiply
    913,901.12x = 1,371,138.46 × 549,582.04
  4. Step 4: Simplify right side
    913,901.12x = 753,553,071,969.26
  5. Step 5: Solve for x
    x = 753,553,071,969.26/913,901.12
  6. Step 6: Final answer
    x = 824,545.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.