Home / 745,132.77-1,028,141.51-473,244.93

Finding the Fourth Proportional to 745,132.77, 1,028,141.51 and 473,244.93

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Solution

The fourth proportional to 745,132.77, 1,028,141.51 and 473,244.93 is: 652,988.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,132.77 : 1,028,141.51 = 473,244.93 : x
  2. Step 2: Convert to fraction form
    745,132.77/1,028,141.51 = 473,244.93/x
  3. Step 3: Cross multiply
    745,132.77x = 1,028,141.51 × 473,244.93
  4. Step 4: Simplify right side
    745,132.77x = 486,562,754,563.82
  5. Step 5: Solve for x
    x = 486,562,754,563.82/745,132.77
  6. Step 6: Final answer
    x = 652,988.00

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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.