Home / 976,883.80-1,465,325.70-549,981.40

Finding the Fourth Proportional to 976,883.80, 1,465,325.70 and 549,981.40

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Solution

The fourth proportional to 976,883.80, 1,465,325.70 and 549,981.40 is: 824,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,883.80 : 1,465,325.70 = 549,981.40 : x
  2. Step 2: Convert to fraction form
    976,883.80/1,465,325.70 = 549,981.40/x
  3. Step 3: Cross multiply
    976,883.80x = 1,465,325.70 × 549,981.40
  4. Step 4: Simplify right side
    976,883.80x = 805,901,879,941.98
  5. Step 5: Solve for x
    x = 805,901,879,941.98/976,883.80
  6. Step 6: Final answer
    x = 824,972.10

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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.