Home / 910,545.90-1,256,488.82-502,582.28

Finding the Fourth Proportional to 910,545.90, 1,256,488.82 and 502,582.28

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Solution

The fourth proportional to 910,545.90, 1,256,488.82 and 502,582.28 is: 693,527.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,545.90 : 1,256,488.82 = 502,582.28 : x
  2. Step 2: Convert to fraction form
    910,545.90/1,256,488.82 = 502,582.28/x
  3. Step 3: Cross multiply
    910,545.90x = 1,256,488.82 × 502,582.28
  4. Step 4: Simplify right side
    910,545.90x = 631,489,015,950.11
  5. Step 5: Solve for x
    x = 631,489,015,950.11/910,545.90
  6. Step 6: Final answer
    x = 693,527.93

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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.