Home / 1,007,301.16-1,390,160.10-554,677.48

Finding the Fourth Proportional to 1,007,301.16, 1,390,160.10 and 554,677.48

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Solution

The fourth proportional to 1,007,301.16, 1,390,160.10 and 554,677.48 is: 765,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,301.16 : 1,390,160.10 = 554,677.48 : x
  2. Step 2: Convert to fraction form
    1,007,301.16/1,390,160.10 = 554,677.48/x
  3. Step 3: Cross multiply
    1,007,301.16x = 1,390,160.10 × 554,677.48
  4. Step 4: Simplify right side
    1,007,301.16x = 771,090,501,064.55
  5. Step 5: Solve for x
    x = 771,090,501,064.55/1,007,301.16
  6. Step 6: Final answer
    x = 765,501.45

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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.