Home / 1,038,345.28-1,557,510.90-558,798.76

Finding the Fourth Proportional to 1,038,345.28, 1,557,510.90 and 558,798.76

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Solution

The fourth proportional to 1,038,345.28, 1,557,510.90 and 558,798.76 is: 838,194.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,345.28 : 1,557,510.90 = 558,798.76 : x
  2. Step 2: Convert to fraction form
    1,038,345.28/1,557,510.90 = 558,798.76/x
  3. Step 3: Cross multiply
    1,038,345.28x = 1,557,510.90 × 558,798.76
  4. Step 4: Simplify right side
    1,038,345.28x = 870,335,159,606.48
  5. Step 5: Solve for x
    x = 870,335,159,606.48/1,038,345.28
  6. Step 6: Final answer
    x = 838,194.36

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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.