Home / 875,104.70-1,312,657.05-497,191.10

Finding the Fourth Proportional to 875,104.70, 1,312,657.05 and 497,191.10

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Solution

The fourth proportional to 875,104.70, 1,312,657.05 and 497,191.10 is: 745,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,104.70 : 1,312,657.05 = 497,191.10 : x
  2. Step 2: Convert to fraction form
    875,104.70/1,312,657.05 = 497,191.10/x
  3. Step 3: Cross multiply
    875,104.70x = 1,312,657.05 × 497,191.10
  4. Step 4: Simplify right side
    875,104.70x = 652,641,402,612.26
  5. Step 5: Solve for x
    x = 652,641,402,612.26/875,104.70
  6. Step 6: Final answer
    x = 745,786.65

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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.