Home / 875,068.29-1,312,644.16-425,253.27

Finding the Fourth Proportional to 875,068.29, 1,312,644.16 and 425,253.27

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Solution

The fourth proportional to 875,068.29, 1,312,644.16 and 425,253.27 is: 637,900.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,068.29 : 1,312,644.16 = 425,253.27 : x
  2. Step 2: Convert to fraction form
    875,068.29/1,312,644.16 = 425,253.27/x
  3. Step 3: Cross multiply
    875,068.29x = 1,312,644.16 × 425,253.27
  4. Step 4: Simplify right side
    875,068.29x = 558,206,221,386.40
  5. Step 5: Solve for x
    x = 558,206,221,386.40/875,068.29
  6. Step 6: Final answer
    x = 637,900.18

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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.