Home / 1,038,305.10-1,433,167.47-608,678.22

Finding the Fourth Proportional to 1,038,305.10, 1,433,167.47 and 608,678.22

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Solution

The fourth proportional to 1,038,305.10, 1,433,167.47 and 608,678.22 is: 840,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,305.10 : 1,433,167.47 = 608,678.22 : x
  2. Step 2: Convert to fraction form
    1,038,305.10/1,433,167.47 = 608,678.22/x
  3. Step 3: Cross multiply
    1,038,305.10x = 1,433,167.47 × 608,678.22
  4. Step 4: Simplify right side
    1,038,305.10x = 872,337,824,601.50
  5. Step 5: Solve for x
    x = 872,337,824,601.50/1,038,305.10
  6. Step 6: Final answer
    x = 840,155.58

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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.