Home / 910,465.45-1,256,442.12-502,567.19

Finding the Fourth Proportional to 910,465.45, 1,256,442.12 and 502,567.19

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Solution

The fourth proportional to 910,465.45, 1,256,442.12 and 502,567.19 is: 693,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,465.45 : 1,256,442.12 = 502,567.19 : x
  2. Step 2: Convert to fraction form
    910,465.45/1,256,442.12 = 502,567.19/x
  3. Step 3: Cross multiply
    910,465.45x = 1,256,442.12 × 502,567.19
  4. Step 4: Simplify right side
    910,465.45x = 631,446,579,363.83
  5. Step 5: Solve for x
    x = 631,446,579,363.83/910,465.45
  6. Step 6: Final answer
    x = 693,542.60

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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.