Home / 913,902.12-1,371,139.96-549,583.04

Finding the Fourth Proportional to 913,902.12, 1,371,139.96 and 549,583.04

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Solution

The fourth proportional to 913,902.12, 1,371,139.96 and 549,583.04 is: 824,547.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,902.12 : 1,371,139.96 = 549,583.04 : x
  2. Step 2: Convert to fraction form
    913,902.12/1,371,139.96 = 549,583.04/x
  3. Step 3: Cross multiply
    913,902.12x = 1,371,139.96 × 549,583.04
  4. Step 4: Simplify right side
    913,902.12x = 753,555,267,482.28
  5. Step 5: Solve for x
    x = 753,555,267,482.28/913,902.12
  6. Step 6: Final answer
    x = 824,547.02

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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.